Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions: mg+2, v+5, i−, s−2

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.