Interpreting Solubility Curves

How much KNO₃ solute is saturated at 40 degrees?

• 75 grams

• 55 grams

• 65 grams

• 85 grams

How much C₁₂H₂₂O₁₁ solute is saturated at 40 degrees?

• 240 grams

• 220 grams

• 230 grams

• 250 grams

How much Ce₂(SO₄)₃ solute is saturated at 80 degrees?

• 20 grams

• 15 grams

• 30 grams

• 2 grams

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

• 27 ºC

• 30 ºC

• 37 ºC

• You cannot determine this

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

• Saturated

• Unsaturated

• Supersaturated

What type of a solution is 100g of dissolved KNO₃ at 40ºC in 100g H₂O?

• Saturated

• Unsaturated

• Supersaturated

What type of a solution is 20g NaCl at 70ºC in 100g H₂O?

• Saturated

• Unsaturated

• Supersaturated

What type of a solution is 60g KCl at 70ºC in 100g H₂O?

• Saturated

• Unsaturated

• Supersaturated

At approximately what temperature does the solubility of sodium chloride, NaCl, match the solubility of potassium dichromate, K₂Cr₂O₇?

• 60 ºC

• 30 ºC

• 50 ºC

• 83 ºC

Tags

NGSS.HS-PS1-5

How many grams of K₂Cr₂O₇, are soluble in 100 g of water at 95 ºC?

• 83 grams
• 75 grams
• 40 grams
• 12 grams

Tags

NGSS.HS-PS1-5