The equation for the reaction of benzaldehyde (C7H6O) with methanol (CH4O) to give benzaldehyde dimethyl acetal (C9H12O2) and water is given below. A catalyst is also used in the reaction but does not affect the stoichiometry.
C7H6O + 2 CH4O → C9H12O2 + H2O
In a reaction, 10.0 g of benzaldehyde are mixed with 2.69 g of methanol. What is the theoretical yield of benzaldehyde dimethyl acetal in grams?
The equation for the reaction of benzaldehyde (C7H6O) with methanol (CH4O) to give benzaldehyde dimethyl acetal...
Use the chemical equations below to answer the questions on stoichiometry. These calculations give theoretical yields, or determine the amount of reactant needed to make a given amount of product. Don't forget to balance each equation, and show your work. For liquids, you may need to find density H-C C-H(g) O2 (g) H2O () 1. 4 CO2 (g) + + a. Given 0.72 moles of oxygen gas, how many moles of water can form? b. Starting with 55.2 grams of...
--xal Yield and Percent Yield combusts with oxygen to form carbon dioxide and water by the following reaction: pentane combud CsHız(l) + 8 O2(g) → 5 CO2(g) + 6 H2O(g) a. If 8.00 g of pentane is mixed with 10.0 g of oxygen, which is the limiting reactant? (Hint: compare it to either of the products). b. What is the theoretical yield (in grams) of carbon dioxide and water for this reaction? Hydrogen reacts with nitrogen to form ammonia by...
Can anyone show me step by step how to solve these? :( 4A) In the reaction, 2 H2O2 → 2 H2O + O2 a. How many grams of water are produced from 16.0 moles of hydrogen peroxide? b. How many grams of water are produced from 50.0 g of H2O2? 5A) In the reaction, 3NaOH (aq) + H3PO4 (aq) → Na3PO4 (aq) + 3HOH (l) a. Which reactant is the limiting reactant if there are 10.0 mol of...
10. Given the themochemical equation for the combustion of methanol. 2 CH3OH(g) + 3 O2(g) ® 2 CO2(g) + 4 H2O(l) DrH = −1453 kJ/mol reaction d. Review the units “kJ/mol reaction”. What does “mole reaction” mean? e. If you produce 857 kJ of heat, how many “mole reactions” occurred? f. Relate the energy of the “mole reaction” to moles of methanol and determine the mass (in grams) of methanol needed.
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO,(s) —MnCl(aq) + 2 H2O(l) + Cl2(g) A sample of 42.1 g Mno, is added to a solution containing 42.1 g HCI. What is the limiting reactant? MnO2 OHCI What is the theoretical yield of CI,? theoretical yield: CI, If the yield of the reaction is 77.5%, what is the actual yield of chlorine? actual yield: g CI Dimethyl oxalate,...
D. Complete the following stoichiometry problems. Show ALL of your work to receive full credit. Equations and mole-to-mole relationships 21. For the following reaction: 4Cr(s) + 302(g) → 2Cr2O3(s) a. How many moles of oxygen (O2) would react with 0.35 moles of chromium (Cr)? b. Starting with 10.4g of Oz, how many moles of Cr203 can be produced: c. How many grams of Cr metal would be needed to produce 38.2g of chromium (III) oxide? 22. Sulfuric acid (H2SO4) is...
2. a. Nitrogen dioxide and hydrogen are reacted in the gas phase, in the presence of a catalyst, to produce ammonia and water; write a balanced equation for this reaction. (2 pts) b. If 73.2 g of nitrogen dioxide and 10.6 g of hydrogen are mixed together and react to form ammonia, identify the limiting reactant and calculate the theoretical yield (in grams) of ammonia produced. (6 pts) c. 12.9 g of ammonia is actually produced in this reaction; based...
A) The formaldehyde, CH2O, can be prepared from methanol, using a copper catalyst, according to the following reaction: CH3OH (g) → CH2O (g) + H2 (g) If 25.7 g of CH2O (g) are produced for each mole of methanol that reacts, calculate: to. Theoretical performance b. Real or experimental performance c. Percent of yield Experimental yield and percentage yield values are not given B) A saturated solution of Mg (OH) 2 in contact with solid in solution, is present at...
need a-g LAB VII. PRACTICE PROBLEMS NAME: SECTION: PART D. CHAPTER 4 PROBLEMS I) Reaction Stoichiometry, Limiting Reactant, Theoretical and Percent Yields a) For the equation Cu + C → Cu + Co, if 2.73 moles of C are reacted with an excess of Cu20, how many moles of CO would be produced? moles b) For the equation Co(NO3)3 + (NH4)2S → Co2S3 + NH4NO3, if 79.2 g of Co(NO3)3 are reacted with an excess of (NH4)2S, how many moles...
LAB VIL PRACTICE PROBLEMS NAME: SECTION: PART D. CHAPTER 4 PROBLEMS 1) Reaction Stoichiometry, Limiting Reactant, Theoretical and Percent Yields For the equation Cu + C > Cu + CO, if 2.73 moles of Care reacted with an excess of Cuzo, how many moles of CO would be produced? moles b) For the equation Co(NO) + (NH),S COS; + NH.NO, if 79.2 of CNO are reacted with an excess of (NH),S, how many moles of NH.NO, would be produced moles...