Classify the following as an element, compound, homogeneous mixture, or heterogeneous mixture. Column A
1.
Salt:
Salt
2.
Chlorine (Cl):
Chlorine (Cl)
3.
Oxygen (O):
Oxygen (O)
4.
Hot chocolate with whipped cream and marshmallows:
Hot chocolate with whipped cream and marshmallows
5.
Black coffee:
Black coffee
6.
Pure water (H2O)

:
Pure water (H2O)

Column B
a. Compound
b. Heterogeneous mixture
c. Homogeneous mixture
d. Element

The answer is conduction

Ibelieve the answer is weathering,hope my answer has you : ) 

Those are different gas lawshere is a brief description of themcharles's law states that volume and temperature are directly proportional to each other as long as pressure is held constant.  boyle's law asserts that pressure and volume are inversely proportional to each other at fixed temperature.gay-lussac's law introduces a direct proportionality between temperature and pressure as long as it is at a constant volume.    source: