Solutions and Concentration Review

You can make a solution more concentrated by adding more __________.

• solute

• solvent

• solution

Tags

NGSS.HS-PS1-5

How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide?

• 2

• 3

• 4

• 6

What is the molarity of 4 g of NaCl (MM=58.45) in 3,800 mL of solution?

• 0.018 M

• 0.0011 M

• 1.052 M

• 0.062 M

If you dilute 15.0 mL of a 12.0 M HCl solution to make a 2.50 M HCl solution what will the final volume be?

• 70ml

• 72 l

• 3.125 ml

• 72 ml

If I have 340 mL of a 0.5 M NaBr solution, what will the concentration be if I add 560 mL more water to it?

• 0.3M

• 0.19M

• 0.2M

• 0.8M

If I dilute 250 mL of 0.10 M lithium acetate solution to a volume of 750 mL, what will the concentration of this solution be?

• 0.033M

• 0.33M

• 0.3M

• None of above

What volume of water would I need to add to 500 ml of 0.6M solution to get a solution with a concentration of 0.25 M?

• 1200ml

• 500ml

• 700ml

• None of the above

Solution that contains the maximum amount of solute that can be dissolved.

• unsaturated solution

• saturated solution

• supersaturated solution

• concentrated solution

Tags

NGSS.HS-PS1-5

Concentrated solutions are always saturated, while dilited solutions are unsaturated

• true

• false

Tags

NGSS.HS-PS1-5

When materials combine to form a mixture, they

• keep their original properties.

• combine in a specific ratio.

• react to form a new substance with new properties.

• always change their physical state.