The amount of heat energy required to raise the temperature of a unit mass of a material one degree is
a. absolute zero.
b. a joule.
c. its heat capacity.
d. a btu.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers