Molarity

Molar mass of NaOH is ______________________

• 40 grams/mol

• 50 grams/mol

• 45 grams/mol

• 38 grams/nol

Molarity is measured in _____.

• moles per g.

• mols per L.

• moles per mm.

• moles per mL.

The _____ is the thing being dissolved.

• solute

• solvent

What is the mass of 0.75 moles of (NH₄)₃PO₄?

• 101.75 g

• 121.75 g

• 111.75 g

• 131.75 g

What is a solvent?

• The substance that does the dissolving in a solution.

• The substance that is being dissolved in a solution.

• The mixing of different substances.

• The process in which neutral molecules lose or gain electrons.

How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?

• 1074 mol

• 0.069 mol

• 1.07 mol

• 62.7 mol

Which equation is used to find molarity?

• Moles solute/L solution

• Moles solute/kg solution

• Moles solute/kg solvent

• Grams solute/L solution

What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)

• 0.8 M

• 1.5M

• 3.0M

• 6.0M

What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 Kg of water?

• 2.0 M

• 0.22 m

• 135 m

• 2.0m

How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 

• 2

• 3

• 4

• 6