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chemistry

Across
The simplest form of matter can not be broken down
Is a chemical combination of two or more atoms
An unstable mixture of two or more immiscible substance united with the aid of an emulsifier
What is the chemical reaction subtracting oxygen from or adding hydrogen to a substance
Down
Smallest particle of an element that retain the properties of that element
Easily evaporating
An atom or molecule that carries and electrical charge
What is the science that deals with composition , structures and properties of matter
An ion with positive electrical charge
Any substance that occupies space