Questions tagged [chemistry]

Questions related to mathematical chemistry which include application of mathematics to problems in chemistry and the development of mathematical methods suitable for such applications and for the formulation of chemical theories

224 questions
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relating mole fraction to molality

If the mole fraction of water in a HCl solution is 0.78 . calculate the molality of the solution? I don't understand how to relate mole fraction to molality.
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How to convert kJ/kmole to kJ/kg?

So say I have CO2 and a value of 50 000 kJ/kmole. This is how ive converted just want to check if im right. so.. kJ/kmole = J/mole 1 mole of CO2 = 12 +16x2 = 44g J/.044 Kg then what would I do? Any help would be appreciated.
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