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Calculate the sodium ion concentration when 70 ml of 3.M sodium carbonate is added to 30 ml of 1.M sodium bicarbonate.

  • Chemistry -

    moles Na in Na2CO3 = M x L x 2 = ??
    moles Na in NaHCO3 = M x L = ??
    Total Na = moles Na in #1 + moles Na in #2. then concn Na = moles/L soln.

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