Question

Calculate gram atoms in 12.8 gram of oxygen

Answer 1

Answer:

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Explanation:

1 gram atom of O2 = 32 gram

32 gram of O2 = 1 gram atom

1 gram of O2 = 1/32

12.8 gram of O2 = 1/32x12.8

12.8 gram of O2 = 0.4 gram atom

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