Problem: Substances have both chemical properties and physical properties. Which of the following properties of a piece of wood are physical properties?a) It has a mass of 2.3 g.b) It is rough to touch.c) It is hard.d) In burns in air to produce carbon dioxide.

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Physical Properties: observed without changing the chemical make up of matter

Chemical Properties: observed through a chemical reaction

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Problem Details

Substances have both chemical properties and physical properties. Which of the following properties of a piece of wood are physical properties?

a) It has a mass of 2.3 g.

b) It is rough to touch.

c) It is hard.

d) In burns in air to produce carbon dioxide.