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Atomic Mass and Atomic Mass Unit

calculate the...

Question

calculate the mass of 0.2 mole of water (O=16,H=1)

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Solution

Given:
Number of moles = 0.2 moles
Molar mass of water = 18g
So, **Mass = Molar mass * number of moles**
= 18 * 0.2
3.6g
So, 0.2 moles of water contain 3.6g of water.

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