Question 1

Which of the following would be a homogeneous mixture?

Accepted Answer

sweet tea

Answer

pepperoni pizza

Answer

oil & water

Answer

trail mix

Question 2

A ______________ gets dissolved into the ________________ to form a _________________.

Accepted Answer

solute, solvent, solution

Answer

solvent, solution, solute

Answer

solute, solution, solvent

Answer

solvent, solute, solution

Question 3

Water is known as the...

Accepted Answer

universal solvent

Answer

universal solute

Answer

universal solution

Answer

universal mixture

Question 4

Which of the following DOES NOT help a SOLID dissolve faster?

Accepted Answer

lowering the temperature

Answer

stirring

Answer

raising the temperature

Answer

crushing

Question 5

Gases are MORE SOLUBLE at...

Accepted Answer

lower temp & higher pressure

Answer

higher temp & higher pressure

Answer

lower pressure & lower temp

Answer

lower pressure & higher temp

Question 6

A precipitate is a ___________ that cannot be dissolved in water.

Accepted Answer

solid

Answer

gas

Answer

liquid

Answer

plasma

Question 7

Insoluble means...

Accepted Answer

not able to be dissolved in water

Answer

able to be dissolved in water

Question 8

Soluble means...

Accepted Answer

able to be dissolved in water

Answer

not able to be dissolved in water

Question 9

Soluble or insoluble: ZnI$_2$

Accepted Answer

soluble

Answer

insoluble

Question 10

Soluble or insoluble: Mg$_3$(PO$_4$)$_2$

Accepted Answer

insoluble

Answer

soluble

Question 11

Soluble or insoluble: CaCO$_3$

Accepted Answer

insoluble

Answer

soluble

Question 12

Which of the following is ALWAYS soluble?

Accepted Answer

NO$_3$

Answer

S

Answer

Cl

Answer

CO$_3$

Question 13

Is there a precipitate:  HgCl$_2$ (aq) + K$_2$S (aq) --> HgS (_____) + KCl (_____)

Accepted Answer

yes, HgS

Answer

No

Answer

yes, KCl

Question 14

Based on the reaction matrix, which of the following is ALWAYS insoluble?

Accepted Answer

PO$_4$

Answer

NO$_3$

Answer

Pb

Answer

S

Question 15

Which statement correctly describes a solution formed when sodium chloride is dissolved in water?

Accepted Answer

sodium chloride is the solute & water is the solvent

Answer

sodium chloride is the solvent & water is the solution

Answer

sodium chloride is the solution & water is the solvent

Answer

sodium chloride is the solvent & water is the solute

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