Chemical Equations
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Questions and Answers

Which side of a chemical equation contains the reactant entities?

  • Left-hand side (correct)
  • Right-hand side
  • Both sides
  • None of the above

What does the arrow in a chemical equation indicate?

  • The presence of a solvent
  • The presence of a catalyst
  • The direction of the reaction (correct)
  • The concentration of the reactants

What are the coefficients next to the symbols and formulas in a chemical equation?

  • The absolute values of the stoichiometric numbers (correct)
  • The number of moles of the substances
  • The molar masses of the substances
  • The atomic numbers of the elements

Who diagrammed the first chemical equation in 1615?

<p>Jean Beguin (D)</p> Signup and view all the answers

What are the product entities in a chemical equation?

<p>Substances formed in the chemical reaction (B)</p> Signup and view all the answers
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