Jesset C.

asked • 07/17/21

Can someone please make sure my answers to these Chemistry questions are correct? I just want to make sure I'm understanding everything.

1. An increase in temperature _______.

A. increases the solubility of a solid

B. decreases the solubility of a solid

C. increases the solubility of a liquid

D. decreases the solubility of a liquid

E. increases the solubility of a gas

 

2. An increase in pressure _______.

A. increases the solubility of a solid

B. decreases the solubility of a solid

C. increases the solubility of a liquid

D. decreases the solubility of a liquid

E. increases the solubility of a gas


 3. The solubility of any substance depends on _______.

A. the identity of the solute only

B. the identity of the solvent only

C. the identity of both the solute and the solvent

D. the identity of neither the solute nor the solvent

E. All of the Above


 4. When salt is poured on top of ice, the salt _______.

A. raises the freezing point of water

B. lowers the freezing point of water

C. raises the melting point of ice

D. absorbs water, making the surface less slippery

E. None of the Above


 5. When salt is poured into water, the salt _______.

A. raises the boiling point of water

B. lowers the boiling point of water

C. lowers the condensing point of steam

D. absorbs water, reducing the volume, so the reduced amount can boil sooner

E. None of the Above


 

6. As a saturated solution cools, some solute comes out of the solution and falls to the bottom of the container. This is called _______.

A. titration

B. evaporation

C. dissolution

D. precipitation

E. None of the Above


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