Question

In which of these examples does chemical energy change to electrical energy?
A.
digesting food
B.
photosynthesis
C.
respiration
D.
using a battery

Answer 1

Answer:

Chemical energy may be released during a chemical reaction, often in the form of heat; such reactions are called exothermic. ... The chemical energy in coal is converted into electrical energy at a power plant. The chemical energy in a battery can also supply electrical power by means of electrolysis.

Answer 2

Answer:

using a battery

explanation:

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