Question

ill give good rating

d)

A 2.15 g sample of molecular solid was dissolved in 25.0 g of CS₂. The boiling point elevation of the solution was 1.59°C. Find the molar mass of the unknown. (K_b of CS₂ is 1.07°C/m)

e)What is the molality of C₆H₄Cl₂ in a solution prepared by dissolving 2.97 g of C₆H₄Cl₂ in 966 g of ethanol?

f)

The percent by mass of sodium sulfate in a solution of 32.0 g of sodium sulfate dissolved in enough water to make 94.0 g of solution is:

Question 13 options:

	25.4%
	74.6%
	134%
	66.0%
	34.0%