3 years ago

Why is combustion of fuel necessary for heat engines to do work?

Chemistry

2 answers:

azamat3 years ago

6 0

Because during combustion reaction, heat energy is released and it's this energy that is converted to work

sweet-ann [11.9K]3 years ago

5 0

Answer:

The energy from fuel can only be used when it is in the form of thermal energy. The energy stored in the chemical bonds of fuel are converted to thermal energy when the fuel is burned.

Explanation:

You might be interested in

What shape would a molecule of carbon tetrachloride have?

Elden [556K]

Answer:

Tetrahedral

Explanation:

For the repulsion of the free electron pair theory, the shape of a molecule will be to repel the bonds and the free electrons on the central atom. In a molecule of carbon tetrachloride, the central atom (C) has no free electrons, so, the shape that repels better the charge is tetrahedral, as shown below.