The minimum amount of energy needed to get a chemical reaction started is called the energy.
a. activation
b. reaction
c. enzymatic
d. chemical
(e) triggering

Summarize possible ways in which phases of matter could combine to form a solution.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

How many moles are in 43.9 l of oxygen