Solutions Review Reg Chemistry 2024

Another name for a homogeneous mixture is 

• an element.
• a solution.
• a compound.

In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?

• stir the powder in the liquid
• freeze the mixture
• add more powder to the liquid
• store the mixture in a dark place

Tags

NGSS.HS-PS1-5

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

Al(OH)₃

• Soluble

• Insoluble

MgCO₃

• Soluble

• Insoluble

Na₂SO₄

• Soluble

• Insoluble

Tags

NGSS.HS-PS1-1

In a gas to liquid mixture, an increase in temperature means...

• increase in solubility
• decrease in solubility

In a solid to liquid mixture, an increase in temperature means...

• increase in solubility
• decrease in solubility

Tags

NGSS.MS-PS1-4

Which substance is most soluble at 40 degrees Celsius?

• KCl

• KNO₃

• NaCl

• NH₃

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-4

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

• Saturated

• Unsaturated

• Supersaturated