Which equation represents energy being absorbed as a bond is broken?
A) H+H + H2 + energy
B) H+H+ energy H2
C) H2 + H+H+ energy
D) H2 + energy + H+H

Which statement best describes the function of enzymes?

Which of the following is not true about the atomic model of substances?

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope