If potential energy at point A is 12 joules, what is the potential energy at E? P. E. = J

An example of technology is the a. addition of a side group to an organic molecule during synthesis. b. use of a new antibiotic to fight an infection. c. measurement of iron concentration in a water sample. d. study of atomic fusion reactions

Why does his teacher ask him to balance the equation by including the correct coefficient

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids