Which of the following will neutralize an acid?

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d