How Many Milliliters of 0

question 42

Multiple Choice

How many milliliters of 0.200 M FeCl₃ are needed to react with an excess of Na₂S to produce
1) 38 g of Fe₂S₃ if the percent yield for the reaction is 65.0%?
3 Na₂S(aq) + 2 FeCl₃(aq) → Fe₂S₃(s) + 6 NaCl(aq)

• A)25.5 mL
• B)43.1 mL
• C)51.1 mL
• D)102 mL

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