Home>Steel>excess reactants in chemical equations? yahoo answers

excess reactants in chemical equations? yahoo answers

how to balance an chemical equqation? Yahoo Answers

Feb 07,2010·Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products.The quantities are expressed as grams or moles.It takes practice to be able to write balanced equations.There are essentially three steps to the process Write the unbalanced equation. What is a limiting and excess reactant?What is a limiting and excess reactant?Note,if there are more than two reactants,one will be a limiting reactant and the others will be excess reactants.Solubility and Excess Reactant In an ideal world,you could simply use the reaction to identify the limiting and excess reactant.However,in the real world,solubility comes into play.Overview of Excess Reactant in Chemistry What is the equation for excess reactants?What is the equation for excess reactants?The excess reactant may be found using the balanced chemical equation for a reaction,which gives the mole ratio between reactants.For example,if the balanced equation for a reaction is 2 AgI + Na 2S Ag 2S + 2 NaI.You can see from the balanced equation there is a 2:1 mole ratio between silver iodide and sodium sulfide.Overview of Excess Reactant in Chemistry

Which is the limiting reactant in a chemical reaction?Which is the limiting reactant in a chemical reaction?Definition The limiting reactant is a reactant in a chemical reaction that determines the amount of product produced.Given 1 mol of hydrogen and 1 mol of oxygen in the reaction The limiting reactant would be hydrogen because the reaction uses up hydrogen twice as fast as oxygen.Explain what do you mean by limiting reagent ? with example .? Yaho1.The reactant in a chemical reaction Nov 17,2014chemistry problems help? Yahoo AnswersJul 02,2010See more resultsPeople also askHow is the excess reactant found in a chemical reaction?How is the excess reactant found in a chemical reaction?It is the reactant (s) that remain after a chemical reaction has reached equilibrium.The excess reactant may be found using the balanced chemical equation for a reaction,which gives the mole ratio between reactants.For example,if the balanced equation for a reaction is:Overview of Excess Reactant in Chemistry19.4 Transition Metals and Coordination Chemistry

Jul 31,2019·Both of these must occur for an equation to be a redox reaction.Let's see if these equations are redox reactions or not a.In the reactants side \(\ce{Fe2O3}\),Fe is has an oxidation number of +3.In the product \(\ce{Fe3O4}\),Fe has an oxidation number of +2.67.

3 Steps for Balancing Chemical Equations - ThoughtCo

Jul 22,2019·A chemical equation describes what happens in a chemical reaction.The equation identifies the reactants (starting materials) and products (resulting substances),the formulas of the participants,the phases of the participants (solid,liquid,gas),the direction of the chemical reaction,and the amount of each substance.Chemical equations are balanced for mass and charge,meaning theBalance the equation P + O_2 right arrow P_2O_3.StudyBalancing Chemical Equations Search Answers. you'll learn about limiting and excess reactants and how to determine which reactant is the limiting one in a chemical reaction when given the Can anyone please convert these 10 word - Yahoo AnswersMar 03,2010·chemical reaction,equation,reactants,products,coefficients,substance,amounts,atoms,words,formulas,forms,subscripts.0 0. Join Yahoo Answers and get 100 points today.Join.Trending questions. What is the total energy released when 100 g of butane and 200 g of octane undergo combustion in the presence of excess oxygen?

Cecilia Martin - Stoichiometry Gizmo.pdf - Student

The Stoichiometry Gizmo allows you to try your hand at figuring out the amounts of reactants and products that take part in a chemical reaction.To begin,check that this equation is shown Fe 2 O 3 + 3CO ± 2Fe + 3CO 2 1.Look at the coefficients (such as the 3 in 3CO) in front of eachCh 7 notes.doc - n01C7stoiF19 Stu 1 7 A chemical reaction n01C7stoiF19 Stu 3 3)Amounts of reactants need to make a certain amount of product in theory.The amounts of any two substances in a balanced chemical equation can be related by the following #1 Balance the equation #2.1 If given # grams and desire the answers in grams A) Calculate the number of mole of the substance A using molar mass (reactant or product) on which you are to base the Chalk stoichiometry labA balanced chemical equation may be used to describe a reactions stoichiometry (the relationships between amounts of reactants and products).Coefficients from the equation are used to derive stoichiometric factors that subsequently may be used for computations relating reactant and product masses,molar amounts,and other quantitative

Chemfiesta Answers Balancing Chemical Equations

49 Balancing Chemical Equations Worksheets [with Answers] Solutions for the Balancing Equations Practice Worksheet 1) 2 NaNO3+ PbO Æ Pb(NO3)2+ Na2O 2) 6 AgI + Fe2(CO3)3Æ 2 FeI3+ 3 Ag2CO3 3) C2H4O2+ 2 O2Æ 2 CO2+ 2 H2O 4) ZnSO4+ Li2CO3ÆChemical Equations And Stoichiometry Practice Problems AnswersBalanced chemical equations are used in much the same fashion to determine the amount of one reactant required to react with a given amount of A balanced chemical equation may be used to describe a reaction's stoichiometry (the relationships between amounts of reactants and products).Chemical Reactions and Kinetics - Purdue UniversityThe Mechanisms of Chemical Reactions . It would be better to have an equation that related the overall rate of reaction to the concentrations of the original reactants. It will be the product of the rate constant for the reaction times the concentration of the reagent that is present in excess.

Chemical reactions and stoichiometry Chemistry library

Balancing chemical equations 1 Get 3 of 4 questions to level up! Stoichiometry. Worked example Calculating amounts of reactants and products (Opens a modal) Worked example Relating reaction stoichiometry and the ideal gas law (Opens a modal) Practice.Converting moles and mass Get 3 of 4 questions to level up! Ideal stoichiometry Get 5 of Complete and balance the chemical equation KMnO4 + HCl In this lesson,you'll learn about limiting and excess reactants and how to determine which reactant is the limiting one in a chemical reaction when given the amount of each reactant,and also how Complete and balance the following equation NaBr (aq A chemical equation shows the chemical formulas of substances that are reacting and the substances that are produced.The number of atoms of the reactants and products need to be balanced.

Consider the chemical reaction,4Fe + 3O2 - Yahoo Answers

Dec 02,2009·To determine the limiting reagent,you need to know which is the one that is in excess.Amount of Fe used in experiment = Mass of Fe used / Ar = 22.4 / 55.8 = 0.4014 mol (4 s.f.) Amount of O2 used in experiment = Mass of O2 used / Mr = 11.0 / 32.0 = 0.3438 mol (4 s.f.) From the chemical equation given,4Fe + 3 O2 ---> 2Fe2O3Ethene to polyethene question? Yahoo AnswersJun 20,2010·2 Answers.You can easily work this out by simple elimination a) Boiling point - you know that ethene is a gas,and that polyethene is a solid (e.g.polythene bags) so there MUST have been a change in boiling point! So it's not (a).b) Again,you know that ethene is a gas,and that polyethene is a solid,and solids have greater densities than Excess Reactants in chemical equations? Yahoo AnswersApr 08,2011·Excess Reactants in chemical equations? Fe2O3 (molar mass = 159.7 g/mol) reacts with CO (molar mass = 28.0 g/mol) according to the equation Fe2O3 (s) +

Explain what do you mean by limiting - Yahoo Answers

Aug 01,2012·to solve a limiting reagent problem you have to look at the stoicheometric coefficients of the chemicals involved.For example suppose we have the chemical reaction aMg + bHCl --> cMgCl2 + dH2 [where a,b,c and d are the stoicheometric coefficients] To get this into a balanced form we can see that we have a = 1,b = 2,c = 1 and d = 1 giving Mg + 2HCl --> MgCl2 + H2 from this we see that for For the reaction shown,find the limiting - Yahoo AnswersJun 28,2010·Chemical equation 4Cr (s) +3O2 (g) ----> 2Cr2O3 (s) The balanced equation above states that 4 moles of Cr react with 3 moles of O2 to produce 2 moles of Cr2O3.So,1 mole of Cr needs 0.75 moles of O2.If the mole ratio of Cr O2 is not 1 1.333,then you have an excess of one reagent.The other reagent is the limiting reagent.How to find limiting reagent and excess - Yahoo AnswersNov 04,2008·For each of the following unbalanced reactions,suppose 5 g of each reactant is taken.Determine which reactant is limiting,and also determine what mass of the excess reagent will remain after the limiting reactant is consumed.CaC2(s) + H2O(l) Ca(OH)2(s) + C2H2(g) -thankS! Can you show me the work too.

How to find the products of a chemical equation when only

Feb 23,2010·show the word equation,the balanced equation,the ionic equation,and the net ionic equation.Be sure to label all reactants and products as solid,liquid,gas or aqueous.Aluminum + copper (II) nitrate ---> Ammonium carbonate + calcium sulfate ---> please help,thank youIf 4.0 grams of hydrogen and 10.0 grams of oxygen are Limiting and Excess Reactants You will often encounter chemical reaction systems that begin with two or more different reactant species.A common example is any kind of Bronsted acid-base (proton If 4.0 grams of hydrogen and 10.0 grams of oxygen are Limiting and Excess Reactants You will often encounter chemical reaction systems that begin with two or more different reactant species.A common example is any kind of Bronsted acid-base (proton

In a chemical reaction,why can't - ph.answers.yahoo

Aug 20,2008·Hence you CAN add simply find the total mass of the reactants to arrive at the total mass of the products.However some chemical reactions result in a gas being evolved which may not be visible,so the solid/liquid/aqueous product you are left with will have a smaller mass.Consider the following equation Mg(s) + 2HCl(aq) --> MgCl2(aq) + H2(g)In the chemical equation 2 Ca + O 2Mar 16,2021Please Help me on limiting reactants!? Yahoo AnswersMar 11,2011distinguish btwn excess reagent Nov 16,2008how do i balance chemical equations? Yahoo AnswersApr 06,2008See more resultsAll Categories - ca.answers.yahooDec 08,2017·Your last equation is incorrect.It should be SO3 + H2O H2SO4.Unless you know how much (mass or moles) of each reactant there is before the reactionLIMITING REAGENT QUESTIONS? Yahoo AnswersApr 04,2010·from the equation 2 Al + 3 I 2 AlI,2 moles of Al reacts with 3 moles of I.The ratio of moles of Al I = 2 3.So moles of Al reacted is x moles of I.moles of Al reacted = x 3.156 = 2.104 mol.moles of Al used = 20.24 mol.therefore,amount of Al in excess = 20.24 - 2.104 = 18.136 mol

Limiting And Excess Reactants Answers - Dealer Venom

Excess Reactants Answers Limiting And Excess Reactants Answers and the moles of reactant in excess.Container Q from Model 3 is already completed as an example.2H 2 + O 2 2H 2 O Table 12C 12P Container Moles of Hydrogen Moles of Oxygen Max.Moles of Water Produced Limiting Reactant Reactant in Excess Q 7 3 6 O 2 7 mol H 2 present 6 Limiting And Excess Reactants Answers PogilOnline Library Limiting And Excess Reactants Answers Pogil Thank you categorically much for downloading limiting and excess reactants answers pogil.Maybe you have knowledge that,people have see numerous time for their favorite books afterward this limiting and excess reactants answers pogil,but stop going on in harmful downloads.Limiting Reactants Discussion.docx - In this discussion The leftover ingredients represent the excess reactants.Play media comment.Feel free to visit -leftovers (Links to an external site.) and give the limiting reactants simulation a try! For this discussion,you are asked to use a similar process but different ingredients to illustrate limiting reactants.Feel free to use anything that you

Limiting Reactants In A Recipe Answers

Limiting and excess reactants in chemistry - chemistrytutor.me Limiting Reactant For a chemist,the balanced chemical equation is the recipe that must be followed.As you have seen earlier,the Haber process is a reaction in which nitrogen gas is combined with hydrogen gas to form ammonia.The balanced equation is shown below.Limiting Reactants Pogil Answer KeyTypes Of Chemical Reactions Pogil Doc Answers Limiting And Excess Reactants Pogil Key Answers PDF Download Title Limiting And Excess Reactants Pogil Key Answers Author Rating 4.97 (807 Votes) Number of Pages 102 Pages Limiting And Excess Reactants Pogil Key Answers available in formats PDF,Kindle,ePub,iTunes and Mobi also.Limiting reactants and theoretical yield - Yahoo AnswersDec 26,2007·(The equation is already balanced in this case).From the equation,you can see that it takes 2 NO's to react with 1 O2.Since you have 4 moles of each reactant,you can easily see that the NO will run out when only 1/2 the oxygen is gone.So NO is the limiting reactant and oxygen is the excess

Na + Cl2 = NaCl - Chemical Equation Balancer

To balance a chemical equation,enter an equation of a chemical reaction and press the Balance button.The balanced equation will appear above.Use uppercase for the first character in the element and lowercase for the second character.Examples Fe,Au,Co,Br,C,O,N,F.Ionic charges are not yet supported and will be ignored.Need Quick help in Limiting Reagent? Yahoo AnswersJun 06,2013·On the second,I used the stoichiometric ratio also known as the coefficients on the chemical equation to convert the number of moles N2 to NH3.On the third,I used the molecular weight of NH3 to convert mol NH3 to g NH3.To determine the limiting/excess reagent,you have to compare all of the reactants.New(9-1) AQA GCSE Chemistry C4 Chemical Calculations C4.3 From masses to balanced equations AQA GCSE Chemistry C4 Chemical Calculations Kerboodle Answers Page No 67 1.Answer.The limiting reagent in a chemical reaction is the substance that is totally consumed when the chemical reaction is complete.

Overview of Excess Reactant in Chemistry

Jul 25,2019·The excess reactant may be found using the balanced chemical equation for a reaction,which gives the mole ratio between reactants.For example,if the balanced equation for a reaction is 2 AgI + Na 2 S Ag 2 S + 2 NaI.You can see from the balanced equation there is a 2:1 mole ratio between silver iodide and sodium sulfide.Ozone reacts with nitric oxide discharged from jet planes Limiting and Excess Reactants Chemical reactions often begin with two or more different reactant species.Therefore,the reactant side of the balanced chemical equation has two or more unique Practice Problems Limiting Reagents AnswersPractice Problems Limiting Reagents (Answer Key) Problem #4 Interpret reactions in terms of representative particles,then write balanced chemical equations and compare with your results.Lastly,for finding the amount of remaining excess reactant,subtract the mass of excess reagent consumed from the total mass given of the excess reagent.

Reaction of a Grignard reagent questions? Yahoo Answers

Mar 02,2008·1) How would these compounds be arranged in order of increasing reactivity towards attack of the Grignard reagent at the carbonyl carbon atom methyl benzoate,benzoic acid,benzaldehyde,acetophenone,benzoyl chloride.Explaining the basis for each.2) What is/are the product(s) of reaction of each of the above carbonyl containing compounds with an excess of a Grignard reagentRelated searches for excess reactants in chemical equationsreactant in chemical equationlimiting and excess reactants answerschemical equations reactants and productsreactant side of chemical equationreactants in an equationexcess reactant exampleexcess reactant chemistrywhat is excess reactant12345NextHow to find limiting reagent and excess - Yahoo Answers·The reason there is a limiting reactant is that elements and compounds react according to the mole ratio between them in a balanced chemical equation.So,for example,if the mole ratio in the balanced equation states it takes 1 mole of each reactant to produce a product (1:1 ratio) and one of the reactants is present in a higher amount than the other,the reactant present in the lower amount Related searches for excess reactants in chemical equationsreactant in chemical equationlimiting and excess reactants answerschemical equations reactants and productsreactant side of chemical equationreactants in an equationexcess reactant exampleexcess reactant chemistrywhat is excess reactantSome results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next

Solved 8.Consider The Following Balanced Chemical Equati

Question 8.Consider The Following Balanced Chemical Equation A + 4B + 3C AB,+B_C3 If 0.400 Moles Of A,2.800 Moles Of B,And 1.500 Moles Of C Are Brought Together And Allowed To React,Then * (2 Points) B Is The Limiting Reagent C Is The Limiting Reagent Both A And C Are Limiting Reagents A Is In Excess A Is The Limiting ReagentSolved If CO At Constant Pressure Was Burned With Excess If CO at constant pressure was burned with excess air and the measured temperature was 981 C.What is the percentage of excess air used? the reactants entered at 93 C.Cp for CO2 isStoichiometry Lab Answers11 minutes ago·I can define excess reagents and be able to identify excess reagents in chemical reactions.This Stoichiometry Lab Lesson Plan is suitable for 10th Grade.Basic Stoichiometry Phet Lab Answer Key.get the lab stoichiometry datasheet answers associate that we find the money for here and.Buffer solution is a solution that resists a change in pH

Stoichiometry- percent yeild and limited - Yahoo Answers

Mar 02,2010·-N2 is in excess,mole ratio 1:3:2 * from the balanced equation using the 6 mols of N2 the new mole ratio is 6:18:12.using the mole ratio from 12 mols of h2 you have a new mol ratio of 4:12:8.xcess amount in moles is 6.There's no formula to it,you just have to look at each side and try to have the same number of each element on each side.For example,HydroBest answer 0A chemical equation describes what happens in a chemical reaction.The equation identifies the reactants (starting materials) and products (resulti0Balancing chemical equations is just guess-and-check.But there are a few things you need to do that will make it easier on yourself:Step 10The amount of atoms going in must equal the product of the reaction.Take photo synthesis for exampleCO2 + H20 => C6H12O6 + O2so to bala0All you have to do is check the number of atoms of the elements to the right side of the equation is equal to that of the left side.This is based0Chemical reaction equation help? Yahoo AnswersDec 07,2011·Ten tips on balancing chemical equations.5.Balance the equation by adding coefficients so atoms and charge are conserved.Each side of a balanced equation must have the same number of atoms of each type.the same total charge.2 O3 (g) right arrow 3 O2 (g) Types of chemical reactions.Several common reaction types.Unit review sheet plus.doc - Honors Chemistry Chemical Honors Chemistry Chemical Reactions / Stoichiometry Review Sheet (a) Write a balanced equation for each set of reactants below.(b) Identify the type of reaction for each.Remember to cross charges for ionic compounds and acids.Consult the activity series for single replacement and the solubility rules for double replacement

Using the following balanced chemical equation,determine

One of the chemical reactants that will be totally exhausted during the reaction is the limiting reagent.This limiting reactant has a lower amount than the other reactant,which is the excess What Are Chemical Equations? - ThoughtCoAug 09,2019·How to Write a Chemical Equation .A chemical equation is written with the reactants on the left side of an arrow and the products of the chemical reaction on the right.The head of the arrow typically points toward the right or the product side of the equation,although some equations may indicate equilibrium with the reaction proceeding in both directions simultaneously.What are the limiting and excess reactants Dec 13,2011Chemistry help pleeasseeeee? limiting and Dec 22,2010chemical equations..products and reactants?!? Yahoo AnswersSep 29,2008limiting reagent and in excess? Yahoo AnswersSep 28,2008See more resultsConfusing Chemistry question involving excess reactants Feb 03,2014·The precipitate will be calcium oxalate (CaC2O4).So,from the mass of the precipitate,you can calculate moles of the precipitate and then moles of Ca2+ in the mixture.0.375 g CaC2O4 /

What does balancing a chemical equation mean? Yahoo

Jun 25,2009·see,an equation is balanced when there are equal number of atoms on both the sides of the equation.for example mg + o2= mgo.this is not balanced.why? as number of mg atoms is equal on both sides ie 1 but he number of oxygen atoms is not same.on the reactants side there are 2 atoms of oxygen but on the products side there is 1.so to balance this we have to put 2 as a subscript in frontWhat does it mean to be limiting or excess? (Limiting Answers 2 Get Other questions on the subject Chemistry.Chemistry,21.06.2019 20:00,tristan41.Smog is the term used to describe the combination of fog and smoke.Answers 1.continue.Chemistry,22.06.2019 00:10, What does it mean to be limiting or excess? (Limiting Reactant)What is the mass and formula of excess reagent when 170 What is the mass and formula of excess reagent when 170 grams of iron react with 75 grams of oxygen to produce fe203? Answers 3 Show answers Another question on Chemistry.Chemistry,21.06.2019 12:40.Numbers with a end value of 4 or lower are rounded up,while with an end value of 5 or higher are rounded down.true or false?

What is the mass and formula of excess reagent when 170

What is the mass and formula of excess reagent when 170 grams of iron react with 75 grams of oxygen to produce fe203? Answers 3 Show answers Another question on Chemistry.Chemistry,21.06.2019 12:40.Numbers with a end value of 4 or lower are rounded up,while with an end value of 5 or higher are rounded down.true or false? Write balanced chemical equation for the - Yahoo AnswersNov 09,2008·A chemical reaction is the process by which one or more substances are changed into one or more different substances.A chemical reaction may be represented by a chemical equation.A correct chemical equation shows what changes take place.It also shows the relative amounts of.the various elements and compounds that take part in these changes.a balaced chemical equation shows the - Yahoo AnswersMay 08,2008·Not exactly sure what you want,but the chemical equations are balanced so you can determine limiting reagent (if any) and moles (or grams) of product(s) generated.Also quantities of any left over reactants can be determined.Also,you balance equations to

acid-base reaction? Yahoo Answers

May 30,2007·The answer is e.It is because none of the other equations involve mixing an acid with a base.zaheen797.1 decade ago.E.HCL IS AN ACID AND AMMONIA IS A BASE.BASE ARE WATER SOLUBLE ALKALI.balanced chemical equation? Yahoo AnswersMar 29,2010·This is a tutorial for balancing equations.4 types of equations 2 Answer sheet .Balance and finish these equations.Words and symbols .1.Write symbols for reactants and products.Diatomic gases.2.Balance charges with subscripts.3.check for diatomics .4.Balance atoms with coefficients.5.by how many methods a chemical equation be - YahooJul 04,2010·In a desired chemical reaction some reactants may be present in lesser or greater proportions than the stoichiometry as indicated by the balanced chemical equation.The reactant,which is completely used up first as per the stoichiometry,limits the amount of product that can be formed and does not allow the reaction to go further.

chemistry - limiting reactants and moles? Yahoo Answers

Mar 04,2011·The reactants are the Aluminum and Hydrogen chloride.i visit think of you already know the thank you to make certain the quantities utilising moles,so i do no longer think of this demands any clarification.for this reason 18 g / (27 grams/mole) = 0.666 moles Al seventy 5 g / (36.5 grams/mole) = 2.05 moles HCl Now the ratio of HCl to Al interior the equation is 6 to 2 or 3 to a million limited reactantbalance equation? Yahoo AnswersJan 14,2008·Yahoo Answers is shutting down on May 4th,2021 (Eastern Time) and beginning April 20th,2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. supposed determine the limiting reactants,determine the limiting reactant . First step is to balance the chemical equation.In this case,you have the reaction.reactants of the photosynthesis chemical equation? Yahoo Dec 05,2007·A general equation for photosynthesis is 6 CO2(gas) + 12 H2O(liquid) + photons C6H12O6(aqueous) + 6 O2(gas) + 6 H2O(liquid) carbon dioxide + water + light energy glucose + oxygen + water.When written as a word equation the light energy appears above the arrow as it is required for photosynthesis but it is not actually a reactant.

what is the difference between reactants - Yahoo Answers

Jan 10,2009·A chemical reaction is like an equation.It is read from left to right.The reactants are on the left side of the equation and the products are on the right side of the equation.Or in descriptive terms The reactants are what you have at first,and products are what you have after the chemical reaction has occurred.write a balanced chemical equation that - Yahoo Answers UKOct 02,2011·The equation is H2 (g) + O2(g) = H20 (l) Hydrogen and oxygen are diatomic molecules so you need the subscript 2.After you write the equation,balance it,which is 2H2 (g) + O2(g) = 2H20 (l) Hydrogen and Oxygen are gas before reacting to make water which is liquid.

Main Steel Grades

The main products are carbon steel, wear plate, alloy steel, shipbuilding steel, hot/cold rolled steel, boiler steel, mild steel, seamless steel pipe, according to Americal standard ASTM, Japanese standard JIS, German standard DIN, EN, etc.

OUR FACTORY

Our mill has three steel plates production lines and Machining Platform

STEEL PLATE PRODUCTION LINE

STEEL PLATE PRODUCTION LINE

STEEL PIPE PRODUCTION LINE

STEEL PIPE PRODUCTION LINE

STEEL COIL PRODUCTION LINE

STEEL COIL PRODUCTION LINE

STEEL MACHINING CENTER

STEEL MACHINING CENTER

Contact Us

We are gradually formed four major advantageous products: steel plate, steel pipe, stainless steel, special steel, and established our own Machining processing center in order to meet customer's diverse requirements.

Welcome to contact us through online consulting, emails and hotline if you are interested in our company or products. Our staff will reply you within 24 hours.

  • E-mail: [email protected]
  • Tel: 0086-13569929107
  • Address: 50 Guohuai Road, Henan Province, China

Leave a Message