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September 4, 2015

Search: The reaction of (Z)-butenedioic acid (fumaric acid) with butadiene sulfone gives only one product. Draw the product of this reaction and explain why only one product forms

Number of results: 101,699

Organic Chemistry
The reaction of (Z)-butenedioic acid (fumaric acid) with butadiene sulfone gives only one product. Draw the product of this reaction and explain why only one product forms
February 21, 2010 by ChemHelp

organic chemistry
The reaction of (Z)-butenedioic acid (fumaric acid) with 1,3- cyclopentadiene gives only one product. Explain why.
February 22, 2009 by ochemfreak

O chemistry
1. Predict the relative rates for the reaction of butadiene and a. ethene, b. methyl propenoate, c. and maleic acid 2. what product is expected from the reaction of fumaric acid (trans-2-butenedioic acid) with 1,3-butadiene.
March 3, 2009 by dora

Chem
Why does the reaction of (Z)-butenedioic acid (fumaric acid) with 1,3-cyclopentadiene give only one product? I don't know where to start. Thanks.
August 23, 2010 by Rob

Organic Chemistry
The reaction of (Z)-butenedioic acid with 1,3-cyclopentadiene gives only one product. Why?
February 20, 2009 by Blair

Organic Chemistry
What product is expected from the reactino of fumaric acid (trans-2-butenedioic acid) with 1,3-butadiene?
February 27, 2009 by Blair

Chemistry
Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3 only 2. (Points: 1) ...
May 13, 2010 by Iby

Chemistry
Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3 only 2. (Points: 1) ...
May 13, 2010 by IBY

chemistry
Write out the mechanism (using correct curved arrow notation) for the acid-catalyzed, cis-trans isomerization of maleic acid (into fumaric acid) If teh electrophilic addition reaction of maleic acid with HCl had gone to completion what would be the structure of the addition ...
December 3, 2014 by Allie

chemistry help !!!!!!!!!!!!!!!!
Benzoic acid react with NH2 group Draw the product of this reaction, name the new functional group produced, state the type of reaction that has occurred, name any other products of the reaction and briefly explain how you arrived at your answer.( one or two sentences.)
January 21, 2013 by john

chemistry
#1)hydrochloric acid is a relatively strong acid . imagine that HCl is added to a buffer solution containing the weak acid phosphoric acid and a salt a)will HCl react with weak acid (H3PO4), or will it react with the salt (Na2HPO4)? b)one product of this reaction will be a new...
August 23, 2011 by sandy

chemistry
"Following the reaction of zinc with hydrochloric acid, a secondary reaction can occur if a product of the first reaction is ignited. Write the complete reactions for both reactions." "If 2.75g zinc with 0.15 moles HCL, how much flammable product can be collected?" I know one ...
March 4, 2012 by Brianna

Chemistry
Asprin C9H8O4 is made by the reaction of salicylic acid C7H6O3 and acetic anhydride C4H6O3. The other product in the reaction is acetic acid HC2H3O2. How many of each reactant should be used to produce 75.0g of asprin. Assume that the reaction gives a 68.2% yield.
October 8, 2008 by Mookie

Chemistry
Write the product for the reaction when dichlorine oxide (Cl_2O) reacts with water (the product will have only one equivalent of chlorine in it).
April 21, 2013 by Michelle

Chemistry
24) It was found that a 20.00 mL portion of a solution of oxalic acid, H2C2O4, requires 6.69 mL of 0.200 M K2Cr2O7 for complete reaction in an acidic solution. In the reaction, the oxidation product is CO2 and the reduction product is Cr3+. How many milliliters of 0.450 M NaOH...
July 1, 2014 by Luke

Chemistry
HELP£‘ can someone find identify one chemical reaction that C4H4O4 is involved in. Or the synthesis of the compound? C4H4O4 is a formula that applies to both maleic and fumaric acid. A synthesis reaction of reaction of maleic acid is: Maleic acid anhydride + water => maleic...
December 18, 2006 by Qing

organic chemistry
in gas chromatography, why do E1 and E2 give different peaks (areas) though it's the same compound?? dehydration of a secondary alcohol proceeds readily with the presence of strong acid and proceeds with E1 mechanisms. Removing product from chemical system at equilibrium ...
January 24, 2011 by Yoo

CHEMISTRY
When 10.8 g of Silver was reacted with Sulfur, 12.4 grams of product was produced (there was only one product). What is the empirical formula of the product?
October 30, 2014 by X

O.Chem
Only a substitution product is obtained when the compound 1-bromo-2,6-dimethylcyclohexane is treated with sodium methoxide. Draw the substitution product and explain why an elimination product is not obtained.
November 21, 2010 by Lily

chemistry
three compounds A,B and C all have the formula C5H8. All three compounds will decolorize bromine in CCl4. Compound A reacts with NaNH2. Compounds A and B both yield pentane when they are treated with excess H2 with the pt catalyst. Under the same conditions C absorbs only 1 ...
June 7, 2011 by alli

Chem. Again
28: You have a glass of pure water. Are chemical reactions occurring in the water? If so, what are they? If not, explain why not. 29: While investigating the effects of acid rain in your area, you discover a lake that is surprisingly resistant to changes in pH caused by acid ...
May 12, 2009 by Rachel

Organic Chem
adding one equivalent of sulfuric acid to 2,4-hexadiene gives 2 possible products. Give the structure and write all steps in the reaction mechanism that explains how each product is formed
August 4, 2013 by Lisa

maths
the sum of N positive integers is 19. what is the maximum possible product of these N numbers? thx. Nice problem. Let's look at some cases 1. N=2 clearly our only logical choices are 9,10 for a product of 90 It should be obvious that the numbers should be "centrally" ...
July 22, 2007 by Jarin

chemistry
Given one of the starting materials and end product for the following reaction, show all reactants, reaction conditions in brackets (where known) and products. acetic acid from chloroethane
May 2, 2008 by Priya

Chemistry
Benzene, C6H6, reacts with nitric acid, HNO3. Two products are formed, one of which is water. The second product has a molar mass of 213 grams. The second product is composed of 33.8% carbon, 1.42% hydrogen, 19.7% nitrogen, and 45.1% oxygen. Write a balanced chemical equation ...
April 17, 2015 by Melissa

chem
Forty-two grams of benzoic acid is treated with concentrated nitric acid in some sulfuric acid. Forty-two grams of the major expected organic product is isolated. What is the percentage yield for this experiment? Give an equation with structural formulas for the major reaction...
August 6, 2007 by Damon

Chemistry
CH3COOH + C5H12O -> C7H14O2 + H2O If the yield for the reaction is 45%, how many grams of the product are formed when 3.58 g of acetic acid are reacted with 4.75 grams of isopentyl alcohol? Millimoles of acetic acid= 59.6667 Millimoles of isopentyl alcohol= 53.9773 How ...
November 1, 2010 by David

chem.
CH3COOH + C5H12O -> C7H14O2 + H2O If the yield for the reaction is 45%, how many grams of the product are formed when 3.58 g of acetic acid are reacted with 4.75 grams of isopentyl alcohol? Millimoles of acetic acid= 59.6667 Millimoles of isopentyl alcohol= 53.9773 How ...
November 1, 2010 by David

business studies
what does product diversification mean? Look at General Electric, they have a tremendously diverse product output. Not producing only one product, but many different products, e.g. conglomerate.
November 26, 2006 by katie

chemistry
Given one of the starting materials and end product for each of the following reactions, show all reactants, reaction conditions in brackets (where known) and products. sorry i know this question has been posted already, but i need help. could you explain to me how to do them...
May 2, 2008 by John

chemistry
A student weighed out 1.5g of salicylic acid into a flask and then added 4ml of acetic an hydride to react. He also added 5 drops of concentrated sulfuric acid. Density of acetic an hydride is 1.08g/ml and sulfuric acid is 1.85g/ml (sulfuric acid is a catalyst in this ...
April 19, 2010 by Anonymous

chemistry
(a) (i) Draw the abbreviated structural formula, in truncated form, of the compound that would be produced from the reaction of one molecule of glycerol with one molecule each of A, B and C .Circle and name the new functional group(s) produced. What type of reaction is ...
September 15, 2011 by mj

chem
I have a question that say 2-butyne reacts with hydrogen and butane is the product. Wouldn't 2-butene be the product because there are only 2 hydrogens and therefore they can only break one bond not 2.
March 12, 2009 by Lena

Chemistry
I'm having a bit of trouble translating what I see when I perform the experiment into actual chemical reactions. In one experiment, Magnesium is placed in Hydrochloric acid, and a burning splint is extinguished. So I think that it is producing Magnesium chloride + hydrogen? ...
September 27, 2007 by Prasa

AP Biology
After an enzyme is mixed with its substrate, the amount of product formed is determined at 10-sec intervals for 1 min. Data: 0 secs. = 0.0 product formed (mg) 10 secs = .25 product formed (mg) 20 secs = .50 product formed (mg) 30 secs = .70 product formed (mg) 40 secs = .80 ...
October 7, 2007 by Mon

O chem
In lab we reacted 4-Methylcyclohexanol with sulfuric acid to give 4-Methylcyclohexene. We would expect 4-Methylcyclohexanol to only yield one product; however, the reaction produces isomers. This is not a case of a hydride shift or methyl shift, it is actually a result of the ...
November 4, 2013 by BigBlue

Chemistry
Predict and draw the structure of the product of the reaction of the following substrates with the given reducing agent. 2-hexanone mixed with hexanoic acid with (i) NaBH4 (ii) LiAlH4
October 21, 2014 by Anonymous

chemistry
Am doing a lab report on the determination of the product of a redox reaction: the reaction of bromate and hydroxylammonium ions. here is the lab Experiment: In this experiment you will determine the equation of a redox reaction by the use of experimental data. This is a ...
October 26, 2010 by khela

chemistry
25. Which of the two reactions, A or B is a neutralization reaction? Explain why. A. HBr + H2O = Br- = H3O+ B. HClO + NaOH = NaClO + H2O 26. A. Look at the reaction again. when this reaction is reversed. Br- + H3O+ = HBr = H2O what substance is the acid, what is the base. B. ...
September 16, 2014 by Sierra

Cemistry
If you have a chemical reaction in equilibrium and add more of the product...what happens to the product's concentration, if it doesn't increase? Does it stay the same or decrease a little? I know the reactants concentration will increase and if it is an endothermic reaction ...
February 19, 2010 by Connie

? on Chemistry
If you have a chemical reaction in equilibrium and add more of the product...what happens to the product's concentration, if it doesn't increase? Does it stay the same or decrease a little? I know the reactants concentration will increase and if it is an endothermic reaction ...
February 19, 2010 by Connie

Chemistry
When sulfuric acid is added to magnesium nitrate, is the resulting product soluble or insoluble in water? Does a precipitate form? I think that the product is insoluble, and no precipitate forms. Is this right? The part I'm most unsure about is whether or not a precipitate forms.
December 3, 2008 by Anonymous

Ap Chem
If in an experiment we're working with Mg, HCl acid, and H20. We stick the magnesium in the acid mixed with water and the Mg dissolves. One of the products is hydrogen gas. If the water in the tube is evaporated, the other product, a white salt remains. Write a balanced ...
October 22, 2006 by Justyna

Math
Let AB be taken as unity, and let it be required to multiply BD by BC. I have only to join the points A and C, and draw DE parallel to CA; then BE is the product of BD and BC. Show that the length of BE is the product of the lengths BD and BC.
March 16, 2015 by Vi

chem+Acid-Base Reactions
Hey..can you check this for me. It has to do with Predicting Acid-Base Reactions. So here it is: I have to: Predict the most likely acid base reaction(s) that occur. For each reaction, state if the reaction is quantitative, or, if not, state whether products or reactants are ...
July 25, 2006 by blank

economics
Suppose that a business has developed a very high-quality product and operates more efficiently in producing that product than any other potential competitor. As a consequence, at present it is the only seller of this product, for which there are few close substitutes. Is this...
April 10, 2012 by Anonymous

chemistry (please someone help)
lewis acid or lewis base? then draw the product. H3C^+ :NH3 ----> I'm assuming H3C is the acid and :NH3 is the base? As for drawing out the product I dont know what to do.
February 7, 2013 by Maura

Accounting
Cambridge Manufacturing Company, Inc. has 200 labor-hours available. There is no limit on machine hours. Cambridge can sell all of Product B that it wants, but it can only sell 30 units and 20 units of Products A and C, respectively. Product-A Product-B Product-C Contribution ...
February 26, 2011 by Gail

Organic Chem
A LITTLE CONFUSED...QUESTION ASKS THE REAGENT SHOWN IS ADDED TO THE COMPOUND, WHAT SHOULD YOU SEE WHEN THE TWO MATERIALS ARE MIXED TOGETHER? IS THE ANSWER THE PRODUCT OR THE REACTION, LIKE HEAT OR COLOR CHANGE. AND IF ITS PRODUCT IM CONFUSED? PLEASE HELP. 1.CH3-CH=CH-CH3 + ...
January 17, 2007 by Desiree

chemistry
Is CO2 a product of an acid/base reaction?
November 12, 2013 by paige

Chemistry
3. A chemistry student makes up a 0.10 M solution of NaF(aq) and finds the pH to be 8.09. a. Explain why the presence of F- in this solution affects the pH. b. Write out the acid/base equilibrium equation for the reaction of F- with water. c. Use the measured pH value to solve...
April 4, 2012 by chamy

meghan
Draw and name the product obtained in the following acid-base reactions: 1. 2-isopropylpentanoic acid + NaOH 2. 2-isopropylpentanoic acid + NH3
February 19, 2013 by organic chemistry

Chem
I have 4 questions, I got the answer for three of them and just want you to check and see if they are right and i do not know the answer to the fourth one. 1)4HCl(g)+O2(g)<=>2H2O(g)+2Cl2(g)+114.4 kJ Which side of the reaction will be favoured by an decrease in pressure...
January 29, 2012 by TINA

Chemistry
Consider the following mixture of SO2(g) and O2(g).If SO2(g) and O2(g) react to form SO3(g),draw a representation of the product mixture assuming the reaction goes to completion. What is the limiting reactant in the reaction? If 96.0 g of SO2 reacts with 32.0 g O2, what mass ...
September 18, 2006 by pala

Chemistry
Hello! I'm doing these questions for my chemistry homework, and I can only figure out the first one, I don't know how to do the rest, I'm completely stuck! Please help!! Thank you! 1.) For the reaction, calculate how many grams of the product form when 18.4g of Ca completely ...
March 18, 2014 by J.J

chemistry
lewis acid or lewis base? then draw the product. H3C^+ :NH3 ----> I'm assuming H3C is the acid and :NH3 is the base? As for drawing out the product I dont know what to do.
February 7, 2013 by Maura

chemistry please help
Which reaction could yield this compound as the major product? The product is propanal a. oxidation of propanoic acid, CH3CH2COOH b. oxidation of propanol, CH3CH2CH2OH c. reduction of propanol, CH3CH2CH2OH d. oxidation of 2-butanone, CH3CH2C(O)CH3
December 12, 2011 by anonymous

Chemistry
Benzene reacts with hot concentrated nitric acid dissolved in sulfuric acid to give chiefly nitrobenzene, C6H5NO2. A by-product is often obtained, which consists of 42.86% C, 2.40% H, and 16.67% N (by mass). The boiling point of a solution of 5.5 g of the by-product in 45 g of...
July 15, 2014 by Luke

CHEMISTRY-Explanation Please
In the laboratory, 3.50 grams of salicylic acid were reacted with 7.20 ml of acetic anhydride (density equal to 1.08 g/ml). Determine the limiting reagent. Calculate the theoretical yield of the product, acetylsalicylic acid (ASA), produced in the above reaction.
November 25, 2012 by Yaw

chemistry
1. Heat can initiate reaction as well as be a product of chemical reactions. Cite the specific sample from the experiment that show heat acting in the manner. 2. Aluminum chloride was a product in step 6. How could you instruct your lab partner to recover it (we are ...
March 9, 2012 by Anonymous

Orgo Lab
Recrystallization is often used at the end of a synthesis. Choose the most accurate answer/s to explain the purpose of recrystallization and how it is done effectively? Note there may be more than one correct answer. 1.Dissolve the crude product in the minimum amount of cold ...
October 19, 2014 by Anonymous

chemistry
If I react 3,5-dimethylphenol with NaOH what would my product be? Is this an acid base reaction?
November 29, 2007 by AMY

chemistry
is it possible to have an acid/base reaction and produce a precipitate as a product as well?
March 24, 2011 by Bon qui qui

Chem Help Please!
You are carrying out a chemical process according to the equation below. If product C, which is the desired product can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C. Thanks!
October 5, 2014 by Josh

Healthcare
choose a product or service category that is at each stage of the product lifecycle--one each for introduction, growth, maturity, and decline. Explain your selection Propose strategies for effectively marketing each product or service you selected.
June 10, 2013 by karen

Organic Chem
What is the product formed from the nitration of 1,2-dimethoxybenzene ( veratrole)? What would be the equation for the reaction. Details. Veratrole was mixed with glacial acetic acid.This mixture was then added dropwise to a solution of nitric acid and water.
March 2, 2010 by Niki

Chemistry
Consider the hypothetical reaction between A2 and AB pictured below. (picture of eight AB molecules and four A2 molecules in one box -> eight molecules of A2B molecules in another box) What is the balanced equation? If 2.50 mol A2 is reacted with excess AB, what amount (...
September 18, 2006 by chris

Chemistry
2Li(s) + 2H+(aq) + SO42–(aq) ---> 2Li+(aq) + SO42–(aq) + H2(g) The reaction shown above between lithium and sulfuric acid is best described as 1 acid-base. 2 oxidation-reduction. 3 precipitation. a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1, 2, and 3
March 23, 2010 by Zakaria

Chemistry
Benzene reacts with hot concentrated nitric acid dissolved in sulfuric acid to give chiefly nitrobenzene, C6H5NO2. A by-product is often obtained, which consists of 42.86% C, 2.40% H, and 16.67% N (by mass). The boiling point of a solution of 5.5 g of the by-product in 45 g of...
July 14, 2014 by Luke

Organic Chem I Lab
I had to react 1-propanol with NaBr and H2SO4. I refluxed for one hour and when attempting to separate out the product (product was supposed to be 1-bromopropane) via sep funnel either could no longer distinguish between the organis layer and the aqueous layer, or there was ...
November 30, 2010 by Meredith

organic
What product(s) would you expect from the reaction of 1 mol of 1,3-butadiene and 2 mol of Cl2?
February 8, 2010 by adrienne

Organic Chemistry
When performing a dehydration reaction, what may be done to drive the equilibrium to the right: A. removal of the product as it is formed B. increasing the concentration of the solvent C. doubling the concentration of the acid catalyst D. lowering the reaction temperature E. ...
March 6, 2009 by nilee

Managerial Accounting
The overhead rate for materials handling is $10 per part based on an estimated total cost of $900. Products X & Y have 320 and 280 parts respectively. What is the overhead allocated to X & Y? A. Product X $3,200, Product Y $4,400 B. Product X $4,800, Product Y $4,400 C. ...
October 28, 2014 by sabrina

Math
If we multiply "a" and "b",when will: a. the product be larger than both "a" and "b"? b. the Product be less than "a"? c. the product be less than "b"? d. the product be less than"a" and "b"? e. the product be greater than "a"? f. the product be greater than "b"? g. the ...
September 3, 2006 by dgibson

Chemistry
1. The delta Hf of an element in its standard state is defined to be a) 0 kJ/mol b) 10 kJ/mol c) -10 kJ/mol d) greater than 0 kJ/mol e) a unique value for each element I am assuming its a? 2. Which of the following statements are true? I) The reaction vessel cools when an ...
July 21, 2010 by Bobby

chemistry
the product of a chemical reaction is phosphoric acid (h3po4). which elements must be in the reactants and how many atoms of each
January 3, 2011 by 132

Chemistry
Is it possible to have an acid/base reaction and produce a precipitate as a product as well? If yes, provide an example.
March 23, 2011 by Bruce

biorganic
equations of thereactions of both maleic acid and fumaric acid with (a) bromine (b) hydrogen chloride (c) catalytic hydrogenation.name the products of these reaction
October 31, 2013 by debbie

chemistry
In a certain chemical reaction 1.00 gram of product is produced in 15 minutes when the reaction is carried out at 20oC. Assuming that there is sufficient starting material available, how much product will be produced in the same length of time if the reaction is carried out in...
April 12, 2010 by chris

chemistry
In a certain chemical reaction 1.00 gram of product is produced in 15 minutes when the reaction is carried out at 20oC. Assuming that there is sufficient starting material available, how much product will be produced in the same length of time if the reaction is carried out in...
April 12, 2010 by chris

chemistry
Hydrogen peroxide can be produced in the lab by reacting barium peroxide with hydrochloric acid. another product of the reaction is barium chloride. 1). what is the balanced chemical equation for the reaction? 2). what mass of hydrogen peroxide should result when 1.50g of ...
April 22, 2012 by akboyer31

Chemistry
Given the reactant side of the total ionic equation for the neutralization reaction of ammonium hydroxide (NH4OH) with hydrochloric acid (HCl), write the total ionic equation (also known as the complete ionic equation) by entering both the reactant and the product species, ...
January 27, 2014 by Taylor

Chemistry
In lab, we were finding the distribution coefficient for propanoic acid and ethyl acetate. As well as propanoic acid and toluene. How would you write the chemical equation for the reaction of propanoic acid and ethyl acetate? I know it produces water in the end...but I am not ...
September 24, 2014 by Lilian

organic chemistry
What is the product of reaction of triphenylmethanol heated up with 40% HI in glacial acetic acid and then treated with sodium bisulfite?
November 16, 2010 by Chris

science(chem)
For the reaction: acetic acid (2g) + Isopentyl alcohol (0.9g) => Isopently acetate(1.15g)+ H2O I'm suposed to determine the limiting reagent, theoretical yield and percent yield from this reaction but the reaction was given as a picture... I'm not sure about the mole ratio ...
October 8, 2007 by ~christina~

Organic Chem/ Aldol Products
Can anyone tell me what the aldol product would be from a reaction of butanal and sodium hydroxide? I also would like to know what the aldol product would be from a reaction of cyclopentanone and sodium hydroxide and the aldol product from a reaction of acetophenone and sodium...
March 7, 2007 by Steve

Business
Choose a product you wish to market. You will follow this product through all four P's of Marketing. Describe your goal. Is it to maximize quantity, market penetration, market share, gross revenue, profit, or other goal (such as social change)? In your one to two page paper, ...
October 21, 2012 by Amber

O Chem
I need help with this question please. Draw the structure of triacylglycerol formed from oleic acid, linoleic acid, and stearic acid. Give balanced equation and show how much hydrogen would be needed to reduce the triacylglycerol completely, show the product.
October 19, 2010 by David

Chemistry check
Can someone check to make sure my answer is correct? The question is: Which of the following statements is incorrect? a. Complete combustion has occured when all the carbon in the product is in the form of carbon dioxide. b. A single reactant is the identifying characteristic ...
March 17, 2009 by Mike

chemistry
so I don't expect you to answer all of these I just don't understand how they work so if someone could just explain one or two so I can do the rest that would be helpful! Thanks! Use the activity series to predict whether the following reaction will occur. Enter the products ...
January 8, 2013 by will.i.am

biology, molecular
Consider the following 45 base-pair (bp) DNA sequence: 1 10 20 30 40 | . | . | . | . | . 5’-CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC-3’ ||||||||||||||||||||||||||||||||||||||||||||| 3’-GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG-5’ Tip: If you want to see a review of ...
July 30, 2014 by pys

physics
what is reaction product when ethene is treated with steam using phosphoric acid as catalyst at 300 degrees celcious
January 22, 2012 by didi

Chemistry
In a combination reaction, 2.22 g of Magnesium is heated with 3.75 g of Nitrogen a) which reactant is present in excess? b) how many moles of product are formed? c) after reaction, how many grams of each reactant and product are present?
October 10, 2011 by Saige

Chemistry
Asprin(acteyl salicylic acid) can be synthesized by reacting acetic anhydride with salicylic acid. Assume the reaction was run and 1.75 grams of a solid product was obtained. Recrystalization of the 1.75 g mixture yielded 1.50 g of asprin. a. What was the percentage recovery ...
March 8, 2012 by teetee

Chemistry
Cola contains phosphoric acid, H3PO4. In order to determine the concentration of phosphoric acid in 50mL of Cola, a precipitation reaction with excess silver nitrate was carried out. The product, silver phosphate, was dried and found to weigh 0.0576g. What is the concentration...
October 3, 2009 by Anonymous

chemistry
what is the reaction equation when maleic anhydride is combines with granular zinc and HCl propose structures for the products you would obtain by treating fumaric acid, cinnamic acid, and butynedioic acid with zinc and HCl. write balanced equations for the reactions.
October 30, 2010 by anon

MATH
A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
July 10, 2011 by Anonymous

Chem 101
Consider the reaction of 82.0 g of oxygen as follows: 4Fe + 3O2 2Fe2O3 How many moles of oxygen react? How many moles of iron must react? How many moles of product form? What mass of product forms?
August 26, 2010 by Samuel

MATH- please help!
A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
July 11, 2011 by kIM

Chemistry
Draw the structure of the product formed by the reaction between methyl alcohol and formic acid and give the molecular formula HCOOH + HOCH3 ==> HCOOCH3 + H2O determine this molar concentration 58g of lithium in 54-ml of water molarity = mols/L mols Li = 58/atomic mass Li...
April 12, 2007 by Kellie

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