Interpreting Solubility Curves Effectively

The video tutorial explains how to interpret solubility curves, focusing on understanding growth and decay curves, and calculating solubility for various compounds at different temperatures. It includes interactive exercises to reinforce learning.

What does the Y-axis represent on a solubility curve?

• Temperature in degrees Celsius

• Pressure in atmospheres

• Grams of solute in 100 grams of water

• Volume of solvent

Which type of curve represents a gas being dissolved in a solution?

• Decay curve

• Growth curve

• Exponential curve

• Linear curve

How many grams of ammonium chloride (NH4Cl) will dissolve in 100 grams of water at 50°C?

• 50 grams

• 40 grams

• 30 grams

• 60 grams

Tags

NGSS.HS-PS1-3

At 10°C, which substance is less soluble in 100 grams of water?

• Ammonium chloride

• Potassium nitrate

• Sodium chloride

• Sodium nitrate

Tags

NGSS.HS-PS1-3

What type of solution is formed when 100 grams of potassium nitrate is dissolved in 100 grams of water at 50°C?

• Saturated

• Unsaturated

• Supersaturated

• Dilute

How many grams of potassium nitrate will dissolve in 100 grams of water at 20°C?

• 20 grams

• 50 grams

• 30 grams

• 40 grams

If 30 grams of potassium chromate dissolve in 100 grams of water at 50°C, how much will dissolve in 200 grams of water?

• 30 grams

• 40 grams

• 50 grams

• 60 grams

At what temperature will 65 grams of lead nitrate dissolve in 100 grams of water?

• 20°C

• 50°C

• 30°C

• 40°C

Tags

NGSS.HS-PS1-5

How many grams of cerium sulfate will dissolve in 100 grams of water at 10°C?

• 5 grams

• 10 grams

• 15 grams

• 20 grams

Would 50 grams of potassium chloride in 100 grams of water at 60°C be a saturated, unsaturated, or supersaturated solution?

• Saturated

• Dilute

• Unsaturated

• Supersaturated