Test Your Chemistry Knowledge with the Atoms

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What is the number unit used in chemistry to express the total number of atoms or molecules in a given sample of a substance?

Gram

Second

Meter

Mole (correct)

What is the study of matter and the changes it undergoes called?

Chemistry (correct)

Physics

Biology

Geology

What is the term used to refer to all the quantitative aspects of chemical compounds and reactions?

Atomic theory

Chemical arithmetic

Mole concept

Stoichiometry (correct)

What is chemistry often called?

The central science Signup and view all the answers

What is stoichiometry?

The quantitative relationship among the amounts of the reacting substances that take part and products formed in the chemical reaction Signup and view all the answers

What is a mole in chemistry?

A very large number unit Signup and view all the answers

Test Your Chemistry Knowledge with the Atoms

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Questions and Answers

What is the number unit used in chemistry to express the total number of atoms or molecules in a given sample of a substance?

What is the study of matter and the changes it undergoes called?

What is the term used to refer to all the quantitative aspects of chemical compounds and reactions?

What is chemistry often called?

What is stoichiometry?

What is a mole in chemistry?

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