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Counting Atoms

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    Review of counting atoms-
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  • Total # of atoms? NaCl
    2
  •  5
  • Total # of atoms?  H₂O
    3
  •  10
  • Total # of atoms? NH₃
    4
  •  15
  • Total # of atoms? CO
    2
  •  10
  • Total # of atoms? KCl
    2
  •  5
  • Total # of atoms? Na₂CO₃
    6
  •  15
  • Total # of atoms? AlCl₄
    5
  •  15
  • Total # of atoms? Li₃SO₃
    7
  •  15
  • Total # of atoms? HCl
    2
  •  5
  • Total # of atoms? C₂H₅OH
    9
  •  10
  • Total # of Hydrogen atoms? C₂H₅OH
    6
  •  10
  • Total # of Nitrogen atoms? NH₄N₂O
    3
  •  20
  • Total # of Oxygen atoms? NaO₄H₄
    4
  •  20
  • If there is no subscript to the right of the element, then there is ____ atom/atoms?
    1
  •  15