solubility curves & pH calc review

How many grams of KNO₃ is saturated at 40 degrees?

• 75

• 55

• 65

• 85

How many grams of C₁₂H₂₂O₁₁(glucose) is saturated at 40 degrees?

• 240

• 220

• 225

• 250

Which solute is MOST likely a gas? (a)  

• KNO₃
• NaNO₃
• KCl
• Ce2(SO4)

At what temperature can you fully dissolve 140g of NaNO₃?

(a)   ​

• 62

• 73
• 81

• 330

• 100
• 85

At what temperature can you fully dissolve 60g of KNO₃?

• 27

• 30

• 37

• You cannot determine this

What type of a solution is 60g NaNO₃ at 40ºC in 100g H₂O?

(a)  

• Saturated

• Unsaturated
• Supersaturated

What type of a solution is 55g KCl at 70ºC in 100g H₂O?

(a)  

• Saturated

• Unsaturated

• Supersaturated

Match the following terms with their correct definitions.

• A substance that dissolves a solute to form a solution.

• soluble

• Having the ability to be dissolved in a solvent.

• solute

• The amount of solute that can dissolve in a solvent at a specific temperature.

• solvent

• A substance that is dissolved in a solution.

• solubility

A solution in which more solute can still be dissolved is called

(a)  

• soluble

• saturated

• unsaturated
• supersaturated

(a)   is more soluble at 40 degrees Celsius.

• KNO₃
• NH₄Cl