Percent mass (%) to molality (𝘮) problem

Описание к видео Percent mass (%) to molality (𝘮) problem

00:07 Statement of problem
00:43 Assume mass = 100 g
01:13 Convert mass percents to actual masses
01:47 Calculate molar mass of KBr
02:45 Convert mass of KBr to moles of KBr
03:45 Calculate concentration
04:09 Convert grams (g) to kilograms (kg)

Calculation of the molality (m) of a solution that is 48.2% KBr (by mass).

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