Question

Calculate the molality of ethanol

Answer 1

mole fraction is moles divided by total moles.

For example, mole fraction of ethanol = Let's convert 0.12 moles of water to g and then kg:

= 0.00216 kg.

So, the molality of the solution = = 407.4m. So, the molality of the solution is 407.4m

Answer 2

Answer:

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