2 Self Check Activity Chemistry Answers

Question: For a specific substance, every sample has the same ___ properties.

Answer: intensive

Question: Solid, ___, and gas are all states of matter.

Answer: liquid

Question: A change of state is an example of a ___ physical change.

Answer: reversible

Question: Depending on the distribution of components, mixtures are either heterogeneous or ___.

Answer: homogeneous

Question: Mixtures can be separated by differences in the ___ of their components.

Answer: physical properties

Question: ___ can be broken down into simpler substances by chemical means.

Answer: compounds

Question: If the composition of a material is not fixed, the material is a ___.

Answer: mixture

Question: ___ represent compounds, and ___ represent elements.

Answer: Chemical formulas, chemical symbols

Question: The ___ can be used to easily compare properties of different elements.

Answer: periodic table

Question: When a ___ change occurs, the composition of matter changes.

Answer: chemical