Quiz 4

It is defined as the ratio of the mass of the solute to the mass of the solution.

• % by volume

• % by mass

• concentration

• solution

How many mL of hydrogen peroxide are needed to make an 9.5% solution by volume of hydrogen peroxide if you want to make a 550mL of solution?

• 52.25 mL

• 550 mL

• 50. 25 mL

• 59.5 mL

It is the number of moles of solute divided by the number of liters of solution

• Molarity

• Molality

• Mole Fraction

• ppm

It is the measure of how much of a given substance is mixed with another substance?

• Mixture

• Solute

• Concentration

• Solvent

The number of moles of solute divided by the number of kilograms solvent is?

• Molarity

• Molality

• Mole Fraction

• ppm

How do you call the component of a solution present in smaller amount?

• concentration

• mixture

• solvent

• solute

What mass of solute is needed to make 100 g of 3.4% solution?

• 0.034 %

• 3.4 %

• 34 %

• 0.34 %

It is expressed as the ratio of the volume of the solute to the total volume of the solution multiplied by 100

• % by volume

• % by mass

• ppm

• mole fraction

The appropriate method used for reporting low concentration of solution is

• Molality

• % by Mass

• % by volume

• ppm

What is the meaning of ppm?

• Parts per miles

• Parts per minutes

• Parts per millimeter

• Parts per meter