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?

  • 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?

    <p>The central science</p> Signup and view all the answers

    What is stoichiometry?

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

    What is a mole in chemistry?

    <p>A very large number unit</p> Signup and view all the answers

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