Homework Help Forum: Chemistry

Posted by ashlee on Sunday, November 1, 2009 at 7:30pm.

a sample of C3H8O that contains 200 molecules contain how many atoms?

• Chemistry - DrBob222, Sunday, November 1, 2009 at 8:30pm

  One (1) molecule of C3H8O contains 3 atoms of C, 8 atoms of H and 1 atom of O for a total of 12 atoms. So 200 molecules would contain xxx atoms.

  
  

• Chemistry - Ashley, Saturday, November 7, 2009 at 11:10am

  2400 atoms O-200 atoms C-600 atoms H-1600 atoms

  
  

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