Incorrect !

18 g of water is equivalent to 1 mole of water, since the molar mass of water is 18 g/mol.

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By looking at the formula, in 1 mole of water, there are

  • 2 moles of hydrogen atoms and
  • 1 mole of oxygen atoms.

1 mole represents the quantity of 6.02 x 1023.

Try again. Don't give up.