The molarity of the solution containing 7.1g of `Na_(2)SO_(4)` in 100mL of aqueous solution is
A. 2M
B. `0.5M`
C. `1M`
D. `0.05M`

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1 Answers

Correct Answer - B
Molarity `= (7.1 xx 1000)/(100 xx 42) = 0.05M`

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