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Type: Multiple-Choice
Category: Biochemistry
Level: Grade 9
Author: Frankgs1974
Last Modified: 3 years ago

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Biochemistry Question

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Grade 9 Biochemistry

Which combination of atoms make up a molecule of water?
  1. one atom of hydrogen and one atom of oxygen
  2. one atom of hydrogen and two atoms of oxygen
  3. two atoms of hydrogen and one atom of oxygen
  4. two atoms of hydrogen and two atoms of oxygen
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