Question

the breaking of chemical bonds ____ energy, while the forming of bonds ____ energy.
a releases; absorbs
b absorbs; releases
c absorbs; creates
d uses up; creates

Explanation:

Breaking chemical bonds requires energy input, so it absorbs energy. Forming chemical bonds releases energy as the system becomes more stable. Energy is conserved and not created or used - up in chemical reactions.

Answer:

B. absorbs; releases