Solubility: Graphs and Rules

Which solute is the most soluble at 10 ⁰C?

• KI
• KClO₃
• NH₄Cl
• NH₃

Tags

NGSS.HS-PS1-5

Which solute is the least soluble at 90 ⁰C?

• SO₂
• KClO₃
• KI
• HCl

Which solute does not increase in solubility as temperature rises?

• NH₃
• NaNO₃
• KNO₃
• NaCl

How many grams of SO₂ can dissolve at 50 ⁰C?

• 5 g
• 10 g
• 20 g
• 39 g

Tags

NGSS.HS-PS3-4

How many more grams of KNO₃ dissolve at 50 ⁰C compared to 0 ⁰C?

• 85 g
• 15 g
• 70 g
• 100 g

Tags

NGSS.HS-PS3-4

What is the maximum temperature where at least 60 g of HCl can dissolve?

• 45 ⁰C
• 55 ⁰C
• 35 ⁰C
• 65 ⁰C

What is the minimum temperature needed to dissolve at least 10 g of KClO₃?

• 25 ⁰C
• 10 ⁰C
• 5 ⁰C
• 100 ⁰C

Which of the following substances increase solubility at the slowest rate with increasing temperature?

• SO₂
• NaCl
• KCl
• KNO₃

What is the solubility of NaNO₃ at 20 C in 100 g of water?

• 90 g

• 80 g

• 40 g

• 160 g

Tags

NGSS.HS-PS1-5

How many grams of SO₂ can dissolve at 50 ⁰C in 100 g of water?

• 5 g

• 10 g

• 20 g

• 39 g

Tags

NGSS.HS-PS1-5