Seudónimo Seudónimo
  • 20-04-2016
  • Physics
contestada

Help Please I Don't Know.

Help Please I Dont Know class=

Respuesta :

JNguyen JNguyen
  • 20-04-2016
1)
HCl: hydrogen, chloride
3CO2: carbon, oxygen
2Na2SO4:sodium, sulphur, oxygen.

2)
-HCl: 1 hydrogen atom, 1 chlorine atom
-CO2: 1 carbon atom, 2 oxygen atoms
-Na2SO4: 2 sodium atoms, 1 sulphur atom, 4 oxygen atoms.

3)
-HCl: 2 atoms
-3CO2: 9 atoms
-2Na2SO4: 14 atoms.
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