Unit 4 (Part 2) Solutions

• 200 mL

• 600 mL

• 400 mL

• 180 mL

This solution would be considered

• Unsaturated
• Supersaturated
• Saturated
• Undefined

The ___ is the thing being dissolved.

• solute
• solvent
• mixture
• suspension

You and your friend have a contest to see who can make sweet iced tea the fastest. Which of the following would NOT help you win?

• Cooling the water

• Using smaller sugar crystals

• Heating the water

• Stirring quickly

Tags

NGSS.HS-PS1-5

amount of solute that can dissolve in a given amount of solvent at a given temperature

• saturated solution
• solubility
• pure substance
• colloid

• 0.535 M NaCl
• 2.14 M NaCl
• 8.56 M NaCl
• 31.3 M NaCl

What is the most common solvent in everyday life (universal solvent)?

• Ethanol

• Toluene

• Water

• Oils

Tags

NGSS.HS-PS1-5

For most solids in water, how does temperature affect solubility?

• Solubility is not affected by temperature.

• Solubility decreases with an increase in temperature.

• Solubility increases with an increase in temperature.

Tags

NGSS.HS-PS3-4

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

• Saturated

• Unsaturated

• Supersaturated

Molarity is ...

• grams of solute/deciliters of solvent.

• grams of solute/liters of solution.

• moles of solute/liters of solution.

• moles of solute/milliliters of solvent.