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Question

The mass of 10 moles of H2O is


A

112.5

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B

1.8 g

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C

0.55 g

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D

18 g

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Solution

The correct option is A

112.5


Gram molecular mass of H2O = 18 g

Mass of H2O = Number of moles × Gram molecular mass of H2O

The mass of 10 moles of H2O = 10 × 18 = 180 g


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