Z + + AH
ENERGY
X + Y
If we reverse the reaction to read Z+QX + Y, the +AH would be a -AH. Does this indicate that heat is
given off or absorbed in the reverse reaction?

On a distance vs time graph the line of an object at rest is a

Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false

What overall charge must all compounds have