Question

calculate the mass of 3.011 ×10²³ no of water molecules ​

Answer 1

Answer:

1 mole of a compound contains 6.023×10²³ molecules. => Mass of 6.023×10²³ molecules = Molecular mass of H₂O. => Mass of 6.023×10²³ molecules = 2(1) + 16 = 18g

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Answer 2

Answer:

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