concentration

Multiple Choice

Concentration is

• the amount of solute in the solvent

• the amount of solvent in the solute

• density

• particle size

Multiple Choice

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

• 1.074 mol

• 62.7 mol

• 1.07 mol

• 62.7 grams

Multiple Choice

How many moles of solute are contained in 3.0 L of a 1.5 M solution?

• 4.5 moles

• 1.5 moles

• 2.0 moles

• 0.5 moles

Multiple Choice

What is the molarity of 4 g of NaCl (MM=58.45) in 3,800 mL of solution?

• 0.018 M

• 0.0011 M

• 1.052 M

• 0.062 M

Multiple Choice

In order to dilute a solution, you need to

• add more of the solid

• add more water

• find the mass

• find the volume