Basic Chemistry Chapter 10

What ways can matter changed?

When a substance is combined with oxygen, the substance is:

A/an ________ is an ion with a positive electrical charge.

An atom or molecule that carries an electrical charge is called:

The physical properties of a substance are:

The tail of a surfactant molecule is ____ meaning oil loving.

A preparation made by dissolving a soild, liquid, or gaseous substance in another substance is a/an:

How many naturally occurring elements are there?

The separating of a substance into ions is known as:

What causes an atom or molecule to split in two, creating a pair of ions with opposite electrical charges?

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

In creating a solution, the liquid used to dissolve a substance is called the:

An alteration of the properties of a substance without the formation of a new subatance is a:

Temporary mixture of two kinds of matter are:

Sodium chloride is the chemical compound name for:

A special type of oil used in hair conditioners & as water resistant lubricants for the skin is:

If a product has a pH of 8.9, it is considered:

The branch of chemistry dealing with compounds lacking carbon, such as minerals, water, & metals is called:

Which of these is an example of an alkaline substance?

Pure water witha pH of 7 is considered to be:

Matter exists in the form of:

Suspensions are:

The smallest particle of an element is the :

Which of the following describes a pure substance?

What type of change occures when ice melts and becomes water?

An ion with a negative electrical charge is called a/an:

Hair and skin have an average pH of:

When two or more atoms are joined together, they form what?

Oxidation-reduction reactions also known as:

What is an oil in water emulsion?

Another term for alkali is:

An substance that occupies space is called:

A permanent mixture of two or more substances that are united with the aid of a binder is called a/an:

The pH scale goes from ______, with 7 being neutal.

All matter has physical properties that we can:

All living things, whether they are plant or animal, contain what?

A molecule is formed by joining two or more ______ chemically.

There are about _____ naturally occurring elements.

A combination of substances that are held together by physical rather chemical ties is called:

When 2 or more elements combine chemically, they form a:

Liquids that mix easily are known as:

Temporary mixtures of two kinds of matter are:

Physical mixtures that contain two or more different substances are called:

Organic chemistry is the study of all substances containing:

Which of the following are physical mixtures?

Below 7 on the pH scale, the solution is:

_____ are substances used to neutralzie acids or raise the pH of many hair products.

Water in oil emulsions have