JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

1 Hard

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Application +4 | -1

The density of

3 \mathrm{M}

solution of sodium chloride is

1.252 \mathrm{~g} \mathrm{~mL}^{-1}

. The molality of the solution will be:

(molar mass,

\mathrm{NaCl}=58.5 \mathrm{~g} \mathrm{~mol}^{-1}

)

View answer and explanation

Correct option: C

2.79 \mathrm{~m}

Option C (2.79 m) is correct because it is calculated using the relationship between molarity, molality, and density.

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