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What will be the molality of the solution containing 18.25 g of HCl gas in 500 g of water ?

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What will be the molality of the solution containing 18.25 g of HCl gas in 500 g of water ?
A. 0.1 M
B. 1 M
C. 0.5 M
D. 1 m
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Correct Answer - D
Molality (m) `= (("18.25 g")//("36.5 g mol"^(-1)))/((500//1000)kg)`
`=1 "mol kg"^(-1)=1m`
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