Calculate the mass of 2.5 g atom of oxygen.
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2
Answer:
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Explanation:
Before mole concept there was a concept of g atom or g molecule. hence2.5 g atom of oxygen = 2.5 x 16 = 40g.
Answered by
2
Answer:
40g
Explanation:
1 gram atom =16g
mass of oxygen
take 2.5 g oxygen=x
x=2.5×16÷1
40g
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