4.7 Unit 4 Quiz

Last updated over 3 years ago
7 questions
2

A 3M HCl solution contains a total of...

2

How many liters of a .5M NaOH solution would contain 2 moles of solute?

2

How can you decrease the concentration of a solution?

2

Part 1.

A .02L sample of .6M HCl is diluted with water to a volume of .04L.

What is the number of moles in the original .6M solution? Show your work.

2

Part 2.

A .02L sample of .6M HCl is diluted with water to a volume of .04L.

If the number of moles of solute is the same (your answer to question 4), but the solution is diluted to .04L, what is the new molarity?

2

If a 0.075 liter solution contains 0.0877 moles of CuCO3, what is the molarity? Show your work.

3

What is the molarity of 650 ml of solution containing 63 grams of NaCl? Show your work.