You Have 12

question 44

Multiple Choice

You have 12.6 g of an unknown substance A and 35.0 g of chlorine gas. Substance A contains 1.5 times as many molecules as the chlorine gas. What is the identity of A?

• A) NH₃
• B) BF₃
• C) O₂
• D) CO
• E) none of these

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