If 42 G of Nitrogen Reacts Completely with 9 G

question 30

Multiple Choice

If 42 g of nitrogen reacts completely with 9 g of hydrogen (atomic mass 1) to form ammonia (NH₃) , the atomic mass of nitrogen must be

• A) 55.
• B) 3.
• C) 49.
• D) 52.
• E) 14.

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