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  1. When you divide an atom, do you still have the same substance?
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  2. Elements always combine in certain fixed proportions when they form a compound
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  3. Law of Definite Propertions
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  4. When water is formed from hydrogen and oxygen, _____ atoms of hydrogen combine with each atom of oxygen
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  5. In four molecules of water, how many hydrogen atoms are there?
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  6. Describe the atomic composition of carbon dioxide
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  7. HCI is hydrochloric acid. How many hydrogen atoms would twenty molecules of this acid contain?
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  8. How many times more oxygen atoms than hydrogen atoms does the following compound contain?
    by Dr. Osama M. Khaled — published Jun 02, 2024 — last modified Jun 02, 2024 11:04 AM Located in Physics / Atoms and Molecules / Atoms and Molecules
  9. If each oxygen atom has 16 times as much mass as each hydrogen atom
    by Dr. Osama M. Khaled — published Jun 02, 2024 Located in Physics / Atoms and Molecules / Atoms and Molecules
  10. What does the atomic number tell us about an atom?
    by Dr. Osama M. Khaled — published Jun 17, 2024 Located in Physics / Atoms and Molecules / Self Test
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