22. 23. Calculate the percent yield of H₂O if 80.0 g of H₂O are formed from reaction of 62.1 g of NH3. Given: 4 Al (s) + 3 02 (g) → 2 Al2O3 (s) How many grams of Al2O3 could be produced from 225 grams of Al reacting with 429 grams of O₂?
22. 23. Calculate the percent yield of H₂O if 80.0 g of H₂O are formed from reaction of 62.1 g of NH3. Given: 4 Al (s) + 3 02 (g) → 2 Al2O3 (s) How many grams of Al2O3 could be produced from 225 grams of Al reacting with 429 grams of O₂?
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![**Educational Resource: Chemistry Problem Set with Solutions**
**Stoichiometry and Chemical Reactions**
*Problem 17*: What is the percent yield of Fe₂O₃ if 2.90 g of Fe₂O₃ are formed from the reaction of 10.0 g of Fe(CrO₂)₂?
*Problem 18*: If 100.0 g of Fe(CrO₂)₂ is reacted with 50.00 g of K₂CO₃, which reactant is limiting?
**Problems 19-22 are based on the equation:**
\[ \text{4 NH}_3 + \text{7 O}_2 \rightarrow \text{4 NO}_2 + \text{6 H}_2\text{O} \]
*Problem 19*: How many moles of NH₃ must react if 24.8 moles of water are produced?
*Solution:* 16.53 moles NH₃
*Problem 20*: Determine the number of moles of H₂O that would be formed from the combustion of 86.0 grams of NH₃.
*Problem 21*: If 182 grams of NO₂ are formed, what number of moles of oxygen must have been consumed?
*Problem 22*: Calculate the percent yield of H₂O if 80.0 g of H₂O are formed from the reaction of 62.1 g of NH₃.
**Problem 23**:
*Given equation:*
\[\text{4 Al (s) + 3 O}_2\text{(g)} \rightarrow \text{2 Al}_2\text{O}_3\text{(s)}\]
How many grams of Al₂O₃ could be produced from 225 grams of Al reacting with 429 grams of O₂?
**Problem 24**:
*Given equation:*
\[ \text{3 Mg(OH)}_2\text{(s)} + \text{2 H}_3\text{PO}_4\text{(aq)} \rightarrow \text{6 H}_2\text{O (l)} + \text{Mg}_3\text{(PO}_4\text{)}_2\text{(s)} \]
How many moles of water could be produced from the reaction of 575 grams of Mg(OH)₂ with](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F89ca33f5-cb99-4448-ba96-35f6ac44a938%2F8cdaabe7-fde8-491e-bc47-5d1492623b03%2Fachecp5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Educational Resource: Chemistry Problem Set with Solutions**
**Stoichiometry and Chemical Reactions**
*Problem 17*: What is the percent yield of Fe₂O₃ if 2.90 g of Fe₂O₃ are formed from the reaction of 10.0 g of Fe(CrO₂)₂?
*Problem 18*: If 100.0 g of Fe(CrO₂)₂ is reacted with 50.00 g of K₂CO₃, which reactant is limiting?
**Problems 19-22 are based on the equation:**
\[ \text{4 NH}_3 + \text{7 O}_2 \rightarrow \text{4 NO}_2 + \text{6 H}_2\text{O} \]
*Problem 19*: How many moles of NH₃ must react if 24.8 moles of water are produced?
*Solution:* 16.53 moles NH₃
*Problem 20*: Determine the number of moles of H₂O that would be formed from the combustion of 86.0 grams of NH₃.
*Problem 21*: If 182 grams of NO₂ are formed, what number of moles of oxygen must have been consumed?
*Problem 22*: Calculate the percent yield of H₂O if 80.0 g of H₂O are formed from the reaction of 62.1 g of NH₃.
**Problem 23**:
*Given equation:*
\[\text{4 Al (s) + 3 O}_2\text{(g)} \rightarrow \text{2 Al}_2\text{O}_3\text{(s)}\]
How many grams of Al₂O₃ could be produced from 225 grams of Al reacting with 429 grams of O₂?
**Problem 24**:
*Given equation:*
\[ \text{3 Mg(OH)}_2\text{(s)} + \text{2 H}_3\text{PO}_4\text{(aq)} \rightarrow \text{6 H}_2\text{O (l)} + \text{Mg}_3\text{(PO}_4\text{)}_2\text{(s)} \]
How many moles of water could be produced from the reaction of 575 grams of Mg(OH)₂ with
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