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Type: Multiple-Choice
Category: Reactions
Level: Grade 11
Author: jcheung
Last Modified: 3 weeks ago

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Grade 11 Reactions

In all chemical equations, the products' collective mass                                                              .
  1. is less than the reactants' total mass
  2. is greater than the reactants' total mass
  3. is equal to the reactants' total mass
  4. has no quantitative relationship to the reactants' total mass
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