CBSE Class 12-science Answered
A saturated solution of hydrogen sulfide in water can be prepared by bubbling H2S gas into water until no more dissolves. Calculate the molality of this solution if 0.385 grams of H2S gas dissolve in 100 grams of water at 20oC and 1 atm.
Asked by Topperlearning User | 20 Jun, 2016, 01:40: PM
Expert Answer
The number of moles of solute in this solution is,
0.0113 mol H2S in 100g
Therefore molality =
= .113m
Answered by | 20 Jun, 2016, 03:40: PM
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