Chemistry Test #1 Review

In mult. and div. the result should have the same # of decimal places as the measurement with the fewest decimal

Aluminum's atomic symbol is "A"

_______ is a solution that contains dissolved substances.

If the sharing of electrons between two atoms is fairly equal, it results to a ____________ bond.

Water is a _________ molecule.

Water displacement is used for irregularly shaped objects.

Structural formula is the relative arrangement of atoms in a molecule or compound.

Wind is an example of matter.

A type of bond where electrons are shared.

Chemistry is the study of composition of matter and the changes it undergoes.

When measuring matter, we are measuring

Covalent compounds are made up of cations and anions.

A substance composed of two or more chemically combined elements (different elements).

Accuracy refers to how close a measurement is to _______.

These compounds are made up of cations and anions.

Chemistry is the study of composition of __________and the _________ it undergoes.

______ is composed of subatomic particles.

Converting ______ of the hottest water to a gas requires an input of _______ calories of heat energy.

Hydrogen bond is weak individually but strong collectively.

In Scientific Approach, __________ is a tentative proposal that explains observations.