Chemistry - Liquid Solution Question with Solution | TestHub
ChemistryLiquid SolutionConcentration termsEasy2 minQB
ChemistryEasysingle choice
4L of 0.02 M aqueous solution of NaCl was diluted by adding one litre of water. The molality of the resultant solution is _____________.
Options:
Answer:
D
Solution:
Initially n(NaCl) = 4 L × 0.02 mol L⁻¹ = 0.08 mol. After adding about 1 L water, solvent is about 5 kg, so m ≈ 0.016 mol kg⁻¹.
Stream:JEESubject:ChemistryTopic:Liquid SolutionSubtopic:Concentration terms
⏱ 2mℹ️ Source: QB
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