Question

2. When a piece of charcoal burns, it

a. neither absorbs nor releases energy.
b. loses matter and energy.
c. absorbs energy.
d. releases energy.

Answer 1

D. It releases energy

Answer 2

Answer: Option D.

It releases energy.

Step-by-step explanation:

Charcoal is a type of wood that burned or iginite under oxygen thereby producing carbondioxide, carbondioxide, water, methane, hydrogen e.t.c. when charcoal is burnt it releases energy. The energy is released because the total energy in water bonding is less than in the reactants.

2H2+O2 - 2H2O