IAPS End of Unit C Practice Test

Front

What does ppm stand for and how is it used in measuring concentration?

Back

PPM stands for 'parts per million' and is a unit of measurement used to describe the concentration of a substance in a solution or mixture.

Front

What is the environmental concern associated with drilling for oil?

Back

The concern that the drilling process will harm the environment.

Front

Which state of matter has the lowest energy level?

Back

Solid state has the lowest energy level.

Front

What happens when an acid and a base are mixed?

Back

An acid and a base react to form water and a salt.

Front

What is the state of matter that is entirely a gas?

Back

A substance is entirely a gas when it is at a temperature and pressure where it does not condense into a liquid.

Front

Define concentration in the context of solutions.

Back

Concentration refers to the amount of a substance in a given volume of solution.

Front

What is the difference between ppm and ppb?

Back

PPM (parts per million) is a larger unit than PPB (parts per billion); 1 ppm equals 1000 ppb.

Front

What is a common social concern regarding oil drilling?

Back

The potential environmental impact and harm caused by the drilling process.

Front

What is the significance of the beaker representing the lowest energy level?

Back

It indicates the state of matter (solid) where particles are closely packed and have minimal movement.

Front

What is produced when an acid reacts with a base?

Back

Water and a salt are produced when an acid reacts with a base.