Which will cause an increase in the reaction rate between molecules?
a. molecules have strong internal bonding.
b. molecules collide more frequently.
c. electrons in the bonds remain in a meta-stable state.
d. electrons do not have enough energy to leave the bonds.

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

What is true for a substance that releases energy

Is this correct if not can u correct me