1.

Convert into mole of 20g of water.

Answer»

Answer:

\boxed{\text{Number of moles is approximately = 1.11 moles}}

EXPLANATION:

\text{GMM of }H_2O = 2 + 16 = 18g\\\\\\\boxed{\text{Number of Moles (M)} = \frac{\text{Weight}}{\text{GMM}}}\\\\\\\text{Given Weight = 20g}\\\\M = \frac{20}{18}\\\\M = \frac{10}{9}\\\\M = 1.11... \text{ moles}\\\\\boxed{\text{Number of moles is approximately = 1.11 moles}}

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