When elements bond together or when bonds of compounds are broken and form a new substance A. Fireworks
B. Chemical Reaction
C. Chemical Change

D. Energy

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.

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

What is the percentage composition of carbon in the compound ch4