Introductory Chemistry Study Set 7

Solution is another word used to describe homogenous mixtures.

Chemistry is the study of the interactions of matter with other matter and with energy.

A hypothesis is a general statement that explains a large number of observations.

A physical change occurs when a sample of matter changes one or more of its physical properties.

Air found inside an empty chamber cannot be classified as matter.

Elements that have properties of both metals and nonmetals and are called antimetals.

Carbonated water, before it is opened, is an example of heterogeneous mixtures.

A sample of matter that has the different physical and chemical properties throughout is

An element can be broken down into simpler chemical substances by chemical reactions.

Matter is anything that has a mass and takes up space.

Table salt has the same physical properties as its constituent elements, sodium and

A compound is a combination of more than one element.

Ice melting is an example of a chemical change.

Nonmetals do not conduct electricity or heat very well.

Science is the process of knowing about the natural universe through observation and experiment.

Physical properties are characteristics of matter that describe how matter changes form in the presence of other matter.

Chemical properties are characteristics that describe matter as it exists.

A metal is an element that is brittle at room temperature.

A burning sparkler is an example of chemical change.

A compound's physical and chemical properties are different than the physical and chemical properties of its constituent elements.