The empirical formula of both of the compounds is CH2 because the smallest whole number ratio of carbon to hydrogen is carbon. A) 3 B) 1 C) 12 D)4 please help !

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

What is the solubility of substance?

The excretory system,need answers for all: )