Question

calculate the number of molecules in 14 gram of nitrogen​

Answer 1

Explanation:

Number of molecules = given mass / gram atomic mass × 6 × 10²³

Number of molecules = 14 / 7 × 6 × 10²³

Number of molecules = 2 × 6 × 10²³

Number of molecules = 12 × 10²³

Number of molecules = 1200000000000000000000000

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