How Many Moles of NH₃ Do We Need to Prepare

question 22

Multiple Choice

How many moles of NH₃ do we need to prepare 100 mL of a 0.5M solution?

• A) 0.5 mol
• B) 0.2 mol
• C) 200 mol
• D) 0.05 mol
• E) 50 mol

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