the coefficients in a balanced chemical equation always can express the ratio of…?

a) moles of reactants and products

b) volume of reactants and products

c) atoms of reactants and products

d) mass of reactants and products

i need any help i can get on this! thanks!!

3 Answers

  • Coefficients always express the ratio of moles. All the time.

    Source(s): Chemical Engineering Major
  • A. moles of reactants and products

  • I think the coefficients have to do with the moles of atoms.

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