Quiz 8 attempt 1 Chen 121

How many mL of CH OH are present in a 24.9 v/v% solution which also contains 320 mL of water? Do not include units in your answer.

110

How many mL of 7.2 M NaCI stock solution must be used to create 308 mL of 0.50 M solution?

21

What is the m/m% of a solution which contains 7 lbs of NaCI dissolved in 20.1 Ibs of water? Report your answer to 2 significant figures and without units.

26

How many mg of water are present in a 500. mg sample of 1.8 m/m% solution? Report your answer to 3 significant figures and without units.

491

How many grams of NaCI are present in a 165 mL sample of 5.6 M solution? Report your answer without units.

54

Is CH3F soluble or insoluble in water?

Soluble

Is lithium phosphate soluble or insoluble in water?

Soluble

A beaker is full of a solution of NaCI dissolved in water at 90 degrees celsius. When more NaCI is added to the solution, it dissolves. This solution is..

Unsaturated

Is copper (I) carbonate soluble or insoluble in water?

Insoluble

If the solubility of a sample of Lead (Il) chloride is 0.44 g/ 100 g of water at 100 degrees celsius, choose the answer below which reflects a solution of 1054 g of lead (Il) chloride in 35 g of water at the same temperature:

The solution is unsaturated 0.44/100X100=0.44 .1054/35X100=0.301