A flask contains a mixture of compounds A and B. Both compounds decompose by first-order kinetics. The half-lives are 75.00 min for A and 10.00 min for B. If the concentrations of A and B are equal initially, how long will it take for the concentration of A to be four times that of B

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.