Solutions Molarity

Another name for a homogeneous mixture is 

• an element.

• a solution.

• a compound.

What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 

• 3

• 1

• 6

• 9

Which sweet tea would you expect to taste the sweetest?

• 1M

• 3M

• 3.1M

• 2.5M

Tags

NGSS.HS-PS1-5

How many L are required to make 3.5 M hydrochloric acid using 1.1 moles? 

• 3.18 L

• 0.31 L

• 3.85 L

• 4.6 L

If you have 0.045 L of 0.465 M potassium bromide. How many moles of potassium bromide are present?

• 20.9 mol

• 0.021 mol

• 0.02 mol

• 0.0209 mol

The ___ is the thing being dissolved

• solute

• solvent

You can make a solute dissolve more quickly in a solvent by

• adding more solute.

• adding ice.

• heating the solvent.

• removing some solvent.

Tags

NGSS.HS-PS1-5

The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its

• concentration.

• density.

• dilution.

• solubility.

___________ refers to the amount of solute dissolved in a given amount per volume of solution

• Concentration

• Dilution

• Precipitation

• None of the above

Tags

NGSS.HS-PS1-5

When you make a dilution, which of these values remains constant?

• The molarity (M)

• The total moles of solute

• The volume (V)

• The concentration