Chemistry Concepts Flashcards

Front

PPE

Back

Goggles, gloves, apron, closed-toe shoes.

Front

Meniscus

Back

The curved surface of a liquid; read from the bottom.

Front

Accuracy

Back

How close a measurement is to the true/accepted value.

Front

Precision

Back

How close repeated measurements are to each other.

Front

Sig figs in 0.00450

Back

3 significant figures.

Front

Tool used to measure mass

Back

A digital or triple-beam balance.

Front

Physical vs chemical change

Back

Physical = no new substance; Chemical = new substance forms.

Front

Density formula

Back

D = m/V.

Front

Heterogeneous mixture example

Back

Salad.

Front

Intensive property definition

Back

A property that does not depend on the amount of matter (ex: density).