6. 0.75 moles of aluminum sulfate dissolve in 525.0 mL of water per the reaction: Al2(SO4)3 (s)→ 2A1³+ (aq) + 3SO4²- (aq) a. How many moles of each ion will be produced? A1³+ - b. What is the molarity of the aluminum ions in solution? SO4²-

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Chapter1: Chemical Foundations
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### Exercise on Chemical Reactions and Molarity

**6. Aluminum Sulfate Dissolution:**

0.75 moles of aluminum sulfate dissolve in 525.0 mL of water per the reaction:

\[ \text{Al}_2(\text{SO}_4)_3 (s) \rightarrow 2 \text{Al}^{3+} (aq) + 3 \text{SO}_4^{2-} (aq) \]

a. How many moles of each ion will be produced?  
   \[\text{Al}^{3+}:\]  \_\_\_\_\_\_\_\_\_  
   \[\text{SO}_4^{2-}:\]  \_\_\_\_\_\_\_\_\_

b. What is the molarity of the aluminum ions in solution?  
   \_\_\_\_\_\_\_\_\_

---

**7. Barium Hydroxide and Acetic Acid Reaction:**

a. Write the balanced chemical equation:  
   \_\_\_\_\_\_\_\_\_

b. How many mL of 0.1 M \(\text{Ba(OH)}_2\) will be required to neutralize 20.0 mL of 0.25 M \(\text{HC}_2\text{H}_3\text{O}_2\)?  
   \_\_\_\_\_\_\_\_\_
Transcribed Image Text:### Exercise on Chemical Reactions and Molarity **6. Aluminum Sulfate Dissolution:** 0.75 moles of aluminum sulfate dissolve in 525.0 mL of water per the reaction: \[ \text{Al}_2(\text{SO}_4)_3 (s) \rightarrow 2 \text{Al}^{3+} (aq) + 3 \text{SO}_4^{2-} (aq) \] a. How many moles of each ion will be produced? \[\text{Al}^{3+}:\] \_\_\_\_\_\_\_\_\_ \[\text{SO}_4^{2-}:\] \_\_\_\_\_\_\_\_\_ b. What is the molarity of the aluminum ions in solution? \_\_\_\_\_\_\_\_\_ --- **7. Barium Hydroxide and Acetic Acid Reaction:** a. Write the balanced chemical equation: \_\_\_\_\_\_\_\_\_ b. How many mL of 0.1 M \(\text{Ba(OH)}_2\) will be required to neutralize 20.0 mL of 0.25 M \(\text{HC}_2\text{H}_3\text{O}_2\)? \_\_\_\_\_\_\_\_\_
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