Teaching UP TGT Mock Test Series 2025 General Science Chemistry Solutions

The density of 2 M aqueous solution of NaOH is 1.28 g/cm3. The molality of the solution is [Given that molecular mass of NaOH = 40 g mol−1]

1
1.67 m
2
1.32 m
3
1.20 m
4
1.56 m
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