The formula and molecular mass of common salt is :

N a C l, 58.5

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M g C l_{2}, 46

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C a C l_{2}, 62

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F e C l_{3}, 54

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Solution

The correct option is A $N a C l, 58.5$
Molecular formula of common salt (sodium chloride) is $N a C l .$ Its molar mass is $23 + 35.5 = 58.5 g m o l^{- 1}$

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Similar questions

g m o l^{- 1})

N a C l

0.5 n m

N_{A} = 6 \times 10^{23}

Molecular mass of N a C l = 58.5 g m o l^{- 1}

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