How much has our global temperature risen in the last 100 years? A. 5.0°F B. 10°F C. 0.5°F D. 1.0°F

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.

How many moles of bromine are needed to produce 3.23 moles of potassium bromide