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How many mole of water molecules are pre...

How many mole of water molecules are present in 1.8 mL of water?

Text Solution

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At ordinary temperature, density of water `=1g*mL^(-1)`
`therefore`Mass of 1.8 mL of water`=1.8xx1=1.8g`:
Now, 1.8g of `H_(2)O=(1.8)/(18)=0.1` mol `H_(2)O`.
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