WorksheetsConcentration of solutions
Total questions: 10
Worksheet time: 5mins
If an electrical current can run through a solution, it is said to contain
magic
nonelectrolytes
electricity
electrolytes
a. magic
b. nonelectrolytes
c. electricity
d. electrolytes
Solvent is best defined as-
a. a substance that dissolves in another substance
b. the ability of a substance to dissolve in another substance
c. mixture in which the substances are spread out evenly between one another and cannot be told apart
a substance that dissolves in another substance
A solution that has more solute than it can hold is called
a. saturated
b. supersaturated
c. unsaturated
d. suspension
You can make a solution more concentrated by adding more __________.
a. solute
b. solvent
c. water
d. solvent & water
Solutions in which electric currents cannot run through are said to be
a. noncolloidal
b. electrolytes
c. nonelectrolytes
d. conductors
What is a solute?
a. The substance that does the dissolving in a solution.
b. substance that is dissolved into the solution.
c. The mixing of different substances.
d. The process in which neutral molecules lose or gain electrons
Which technique could increase or speed up the rate of dissolving?
a. Allowing the mixture to settle
b. Stirring the mixture
c. Adding more powder
.
d. Adding more water
If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?
a. water
b. powder
c. sugar
d. powder and sugar
How does a solution become supersaturated?
a. dissolve lots of solute in it.
b. dissolve a little solute in it.
c. dissolve more solute than you should be able to.
d. dissolve a super amount of solvent in it.
A solute that contains polar molecules will dissolve in a solvent that contains
a. nonpolar molecules
.
b. polar molecules
c. covalent molecules
d. equal-sized molecules
