When you exercise strenuously, your body produces excess heat. Describe what your body does to help prevent your temperature fro
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<u>Answer:</u> The given reaction is a chemical change and equation for rust is given below.
<u>Explanation:</u>
A chemical change is defined as the change where a change in the chemical composition takes place and results in the formation of a new substance. These reactions are usually an irreversible reaction.
A physical change is defined as the change in the shape and size of a substance. No change in the composition of a substance takes place as no new substance is formed. These reactions are usually reversible reaction.
For the given reaction:
The given reaction is a chemical change because new substances are being formed. This is an example of double displacement reaction because exchange of ions is taking place.
The formation of rust is also a chemical change because a reddish-brown coating on iron metal is being formed which is the rust. The equation for the following chemical change is: