Review Day 1

Front

How many electrons are in mercury?

Back

80

Front

What is evidence or information gathered from observations? (hint: results from an experiment)

Back

Data

Front

A chemical ________ is a pure substance made entirely of 1 type of atom.

Back

Element

Front

The substance being dissolved in a solution.

Back

Solute

Front

What is the process of noticing and describing events or processes in a careful, orderly way?

Back

Observation

Front

What is the term for a testable prediction in science?

Back

Hypothesis

Front

What is a mixture that has a uniform composition throughout?

Back

Homogeneous mixture

Front

What is the term for a substance that does the dissolving in a solution?

Back

Solvent

Front

What is the smallest unit of an element that retains the properties of that element?

Back

Atom

Front

What is the term for a change in which one or more substances are converted into different substances?

Back

Chemical reaction