ch 7 chemistry

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

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

The separating of a substance into ions is known as

If a product has a PH of 8.9, it is considered ____

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

When a substance is combined with oxygen, the substance is

A substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound is known as _____

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

another name for alkalis is _____

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

The head of a surfactant molecule is ______, meaning water loving

An alteration of the properties of a substance without the formation of a new substance is a _____

substances that cannot be reduced to simpler substances are called

A special type of oil used in nail polish dryers and as a skin protectant

Organic chemistry is the study of all substances containing ____

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

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

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

redox is a contraction for

substances that act as a bridge to allow oil and water to mix or emulsify are

The smallest particle of an element is the

When fermented to make wine, the sugar in grapes is converted into

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

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

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

when two or more elements combine chemically, they form a new substance called a

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

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

Pure water with a ph of 7 is considered to be

a molecule is formed by joining two or more ___ chemically

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

liquids that mix easily are known as

temporary mixtures of two kinds of matter are