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what is the mass of 1.22x10^23 molcules of carbon dioxide(co2) and silicon dioxide(Sio2)?

  • chemistry -

    1)divide 1.22x10^23 molecules by Avogadro's number to convert to moles
    2)multiply by molar mass of CO2 to convert to grams

    (1.22x10^23 molecules)(1mol/6.022x10^23 molecules CO2)(___g CO2/1mol)

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