Problem: Which quantity or quantities must always be the same on both sides of a chemical equation? Check all that apply.a. the number of molecules of each kindb. the sum of the masses of all substances involvedc. the number of moles of each kind of moleculed. the number of atoms of each kind

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FREE Expert Solution
  • For this problem, let's use this hypothetical equation as a guide: 2A + B→ 2AB

  • Analyzing the choices:

  • a. the number of molecules of each kind (False since we are forming a different kind of molecule in the product side compared to the reactant)

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Problem Details

Which quantity or quantities must always be the same on both sides of a chemical equation? Check all that apply.

a. the number of molecules of each kind

b. the sum of the masses of all substances involved

c. the number of moles of each kind of molecule

d. the number of atoms of each kind