Stoichiometry and Reactions misconceptions

  • Matter disappears in reactions

  • Mass is not conserved in reactions

  • Mixing substances always produces a chemical reaction

  • Compounds can be separated physically by filtering

  • All reactions are fast

  • Electrolysis splits compounds into elements only

Multiple choice questions

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Addressing Misconceptions in Science by Alex Black is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.

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