Chemistry

When two or more elements combine chemically, they form a new substance called a _______.

An alteration of the properties of a substance without the formation of a new substance is a _______.

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

There are about ____ naturally occuring elements, each with its own distinctive physical and chemical properties

Temporary mixtures of two kinds of matter are ______.

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

When a substance is combined with oxygen, the substance is _____.

Another name for alkalis is ________.

The smallest particle of an element is the ______.

Anything that occupies space, has physical and chemical properties, and exists in either a solid, liquid or gas known as

Substances that act as a bridge to allow oil and water to mix or emulsify are _______.

A preparation made by dissolving a solid, liquid, or gaseous substance in another substance is _____.

The head of a surfactant molecule is _____, meaning water-loving.

A chemical reaction in which oxygen is subtracted from or hydrogen is added to a substance is called _____.

The separating of a substance into ions is known as _______.

Redox is a contraction for ______.

A permanent mixture of two or more substances that are united with the aid of a binder is _______.

______ organic compounds are substances containing carbon that evaporate very quickly and easily.

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

The tail of a surfactant molecule is ______, meaning oil-loving.

The formation of a new product by the uniting of two or more elements is known as ________.

Liquids that mix easily are known as ______.

Pure water with a pH of 7 is considered to be _______.

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

The branch of chemistry that deals with products that do not contain carbon is called _______.

Substances that cannot be reduced to simpler substances are called _____.

If a product has a pH of 8.9, it is considered _______.

Organic chemistry is the study of all substances containing _______.

When two or more atoms are joined together chemically, what is created?

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