Molarity & Dilutions

What is the molarity of 1.2 moles of CaCO₃ in 1.22 L of solution?

• 0.98 M

• 9.8 M

• 5.11 M

• 0.16 M

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?

• 2 M

• 0.02 M

• 0.03 M

• 0.08 M

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?

• .188 M

• 3.78 M

• .389 M

• 1.76 M

What solution has the highest solubility at 20 C?

• CaCl3

• NaNo3

• KCl

• KNO3

How many grams of K₂Cr₂O₇, are able to disolve at 95 ºC?

• 63

• 75

• 12

• 83

When 20 grams of KClO₃, is dissolved in 100 grams of water at 80 ºC, the solution can be described as

• Saturated

• Unsaturated

• Supersaturated

• None

Tags

NGSS.HS-ESS2-5