Basics of Chemical Structure
Properties of Matter
pH
Vocab.
Misc.
100

Any substance that occupies space and has mass.

What is matter?

100

A change in the form or physical properties of a substance, without a chemical reaction or the creation of a new substance.

What is a physical change?

100

pH stands for...

potential hydrogen 

100

The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions. 

What is Chemistry?

100

This is used to measure the acidity and alkalinity of substances.

What is the pH scale?

200

The simplest form of chemical matter and contains only one type of atom.

What is an element?

200

Characteristics that can be determined only by a chemical reaction and involve a chemical change in the substance.

What are chemical properties?

200

An atom or molecule that carries an electrical charge.

What is an ion?

200

A chemical combination of two or more atoms in definite proportions.

What is a molecule?

200

The separation of an atom or molecule into positive and negative ions.

What is ionization?

300

True or false: Neutrons are subatomic particles with a negative charge.

False. Neutrons are subatomic particles with no charge.

300

A physical combination of matter in any proportion.

What is a physical mixture?

300

True or False: An anion is an ion with a negative electrical charge.

True.

300

A chemical combination of matter in definite proportions.

What is a pure substance?

300

Alkaline substances used to neutralize acids or raise the pH of many hair products.

What are alkanolamines?

400

An element that is produced artificially.

What is a synthetic element?

400

The substance that dissolves the solute and makes the solution.

What is a solvent?

400

A solution with a pH below 7.

What is an acidic solution?

400

A stable, uniform mixture of two or more substances.

What is a solution?

400

A colorless gas composed of hydrogen and nitrogen that has a pungent odor.

What is ammonia?

500

Sodium chloride is an example of what type of molecule?

Compound molecule

500

These types of liquids are mutually soluble, meaning they can be mixed together to form solutions.

What are miscible liquids?

500

These are derived mostly from milk or fruit sugars. They are often used to exfoliate the skin and help adjust the pH of lotion, conditioner, or cream.

What are alpha hydroxy acids(AHAs)?

500

This refers to how prolonged, repeated, or long-term exposure to certain product ingredients can cause sensitivity in some people.

What is overexposure? 

500

This is required by law for all products sold; includes safety information about products complied by the manufacturer, including hazardous ingredients, safe use and handling procedures, proper disposal guidelines, and precautions to reduce the risk of accidental harm or overexposure.

What is a Safety Data Sheet?