axeman3a axeman3a

31-03-2021
Chemistry

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Question 2 (1 point)
Which of the following is NOT an example of a physical change?
A metal rod dissolves in acid.
A metal rod bends.
O A metal rod is cut into two metal rods.
O A metal rod is stretched longer.

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Starlight666 Starlight666

13-04-2021

Answer:

A metal rod dissolves in acid

Explanation:

The other options are physical change (basically they don't need chemical to happen). Acid is a chemical and the rod dissolving in it is a chemical reaction.

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