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physical science

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What mass of NaCl do you need to make 71g of Cl2?

  • physical science - ,

    how many moles of chlorine gas (CL2) is 71 grams. About two, I think. Work it out.
    then NaCl will have two moles, now the mass of 2 moles of NaCl is 2*58g.
    check that.

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