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NEETChemistryThermodynamics (C)

In a thermochemical equation, what do the coefficients refer to?

Options

  1. AThe number of molecules of reactants and products involved in the reaction.
  2. BThe number of moles of reactants and products involved in the reaction.
  3. CThe physical state of the substances involved.
  4. DThe temperature and pressure conditions of the reaction.

Correct answer

B. The number of moles of reactants and products involved in the reaction.

Step-by-step solution

In a thermochemical equation, the coefficients refer to the number of moles (never molecules) of reactants and products involved in the reaction.

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