10-Molality Flashcards
1
Q
How many grams of lithium sulfate (Li2SO4) are required to dissolve in 459 g of water to make a 1.23 m solution?
A
62.1161
2
Q
How many grams of barium hydroxide (Ba(OH)2) are required to dissolve in 156 g of water to make a .247 m solution?
A
6.60213838
3
Q
A solution is made by dissolving 9.68 g of potassium chloride (KCl) in 565 g of water. What is the molarity of the solution?
A
.230
4
Q
How many grams of sodium hydroxide (NaOH) are required to dissolve in 232 g of water to make a 2.88 m solution?
A
26.72
5
Q
A solution is made by dissolving 37.5 g of sodium sulfide (Na2S) in 217 g of water. What is the molality of the solution?
A
2.21410138
6
Q
A solution is made by dissolving 14.57 g of sodium bromide (NaBr) in 415 g of water. What is the molality of the solution?
A
.34121039
