Can someone help me answering this question?
Calculate the final concentration of the solution when water is added to 45.0 ml of 12.0 M HCI to prepare 75.0 ml of the diluted solution?

What overall charge must all compounds have

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.

How have the greenhouse gasses increased from the year 2000 to 2018