How many structural isomers does CH4 have?
a. two
b. five
c. three
d. one

What’s the scientific notation for the number 6,840,000,000

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.