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4.) Find the mole fraction of each component of a solution made by dissolving 17.5 g...

4.) Find the mole fraction of each component of a solution made by dissolving 17.5 g KCl in 136.0 g H2O. What is the percent by mass KCl?

(The answer is 0.0302; 11.4%)

The solution in exercise 4 has a density of 1.07 g/mL. What is its molarity?

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Answer #1

The mole fraction of kcl and percent by mass kcl and molarity of kcl as follows

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