My homework says "during s chemical reaction are arranged differently but none is missing"

Why is the vapor pressure of a warm lake higher than the vapor pressure of a cold lake? o a. warm water has a greater heat of vaporization. ob. warm water evaporates more quickly. cool water evaporates more quickly. od. cool water has a greater heat of vaporization.

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Helium decays to form lithium. which equation correctly describes this decay?