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Wh yield of a chemical reaction? 8. How is the percent yield of a reaction calculated? reti via the online homework management program, Wiley PLUS www.wileyplu 2. Calculate the number of moles in these quantities: (a) 2.10 kg NaHCO3 (b) 525 mg ZnCl2 (c) 9.8 × 1024 molecules CO2 (d) 250 mL ethyl alcohol, C2H3OH (d = 0.789 g/mL) 4. Calculate the number of grams in these quantities: (a) 0.00844 mol NiSO4 (b) 0.0600 mol HC2H,O2 (c) 0.725 mol Bi2S3 (d) 4.50 x 1021 molecules glucose, CH1206 (e) 75 mL K2CrO4 solution (d-_ 1.175 g/mL, 20.0% K2CrO4 by mass) or 6. Which contains the larger numbers of molecules, 25.0 g HCl 85.0 g C,H1206? Show evidence for your answer. 8. Balance the equation for the combustion of butanol and set up the mole ratio of (a) O2 to C4HOH(d) C4HoOH to CO2 (b) H20 to 02 (c) CO2 to H20 (e) H20 to C4H,OH (f) CO2 to 02 10. Given the unbalanced equation

Wh yield of a chemical reaction? 8. How is the percent yield of a reaction calculated? reti via the online homework management program, Wiley PLUS www.wileyplu 2. Calculate the number of moles in these quantities: (a) 2.10 kg NaHCO3 (b) 525 mg ZnCl2 (c) 9.8 × 1024 molecules CO2 (d) 250 mL ethyl alcohol, C2H3OH (d = 0.789 g/mL) 4. Calculate the number of grams in these quantities: (a) 0.00844 mol NiSO4 (b) 0.0600 mol HC2H,O2 (c) 0.725 mol Bi2S3 (d) 4.50 x 1021 molecules glucose, CH1206 (e) 75 mL K2CrO4 solution (d-_ 1.175 g/mL, 20.0% K2CrO4 by mass) or 6. Which contains the larger numbers of molecules, 25.0 g HCl 85.0 g C,H1206? Show evidence for your answer. 8. Balance the equation for the combustion of butanol and set up the mole ratio of (a) O2 to C4HOH(d) C4HoOH to CO2 (b) H20 to 02 (c) CO2 to H20 (e) H20 to C4H,OH (f) CO2 to 02 10. Given the unbalanced equation

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Wh yield of a chemical reaction? 8. How is the percent yield of a reaction calculated? reti via the online homework management program, Wiley PLUS www.wileyplu 2. Calculate the number of moles in these quantities: (a) 2.10 kg NaHCO3 (b) 525 mg ZnCl2 (c) 9.8 × 1024 molecules CO2 (d) 250 mL ethyl alcohol, C2H3OH (d = 0.789 g/mL) 4. Calculate the number of grams in these quantities: (a) 0.00844 mol NiSO4 (b) 0.0600 mol HC2H,O2 (c) 0.725 mol Bi2S3 (d) 4.50 x 1021 molecules glucose, CH1206 (e) 75 mL K2CrO4 solution (d-_ 1.175 g/mL, 20.0% K2CrO4 by mass) or 6. Which contains the larger numbers of molecules, 25.0 g HCl 85.0 g C,H1206? Show evidence for your answer. 8. Balance the equation for the combustion of butanol and set up the mole ratio of (a) O2 to C4HOH(d) C4HoOH to CO2 (b) H20 to 02 (c) CO2 to H20 (e) H20 to C4H,OH (f) CO2 to 02 10. Given the unbalanced equation
Transcribed Image Text:Wh yield of a chemical reaction? 8. How is the percent yield of a reaction calculated? reti via the online homework management program, Wiley PLUS www.wileyplu 2. Calculate the number of moles in these quantities: (a) 2.10 kg NaHCO3 (b) 525 mg ZnCl2 (c) 9.8 × 1024 molecules CO2 (d) 250 mL ethyl alcohol, C2H3OH (d = 0.789 g/mL) 4. Calculate the number of grams in these quantities: (a) 0.00844 mol NiSO4 (b) 0.0600 mol HC2H,O2 (c) 0.725 mol Bi2S3 (d) 4.50 x 1021 molecules glucose, CH1206 (e) 75 mL K2CrO4 solution (d-_ 1.175 g/mL, 20.0% K2CrO4 by mass) or 6. Which contains the larger numbers of molecules, 25.0 g HCl 85.0 g C,H1206? Show evidence for your answer. 8. Balance the equation for the combustion of butanol and set up the mole ratio of (a) O2 to C4HOH(d) C4HoOH to CO2 (b) H20 to 02 (c) CO2 to H20 (e) H20 to C4H,OH (f) CO2 to 02 10. Given the unbalanced equation
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