Science

What is a element?

An element is made out of pure substance made up of compounds

An element is made out of pure substance made up of different pure substances

An element is made of pure atoms that are all the same.

An element is made out of two or more pure substances.

What is a compound( most correct answer)

Compound's are pure substances made up of other pure substances

A compound is made of pure atoms that are all the same and need a chemical reaction to be formed

Compound's are pure substances made up of other pure substances which are mixtures of different elements

Compound's are pure substances made up of other pure substances and need a chemical reaction to be formed

What is a mixture ( put the most correct answer)

A mixture is a mixture of different elements

A mixture is a mixture of different compounds

A mixture is a mixture of different substances

A mixture is a mixture of different molecules

What is a molecule ( choose most correct)

A molecule is a mixture of different particles put together with a chemical reaction

A molecule is two or mode atoms put together

A molecule is two or mode atoms put together with a chemical reaction

A molecule is a mixture of different particles put together

Give an example of a molecule

2 oxygen atoms

1 hydrogen atom and 1 oxygen atom

1 gold atom

The substance water

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