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    The table shows concentrations of potassium ions and sodium ions inside and outside human cells.

    Question
    SLPaper 1A

    The table shows concentrations of potassium ions and sodium ions inside and outside human cells.

    Concentration of ions /10−3 moldm−3/ 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}/10−3 moldm−3
    IonsIntracellularExtracellular
    Potassium ions1354
    Sodium ions10145

    What explains these concentrations?

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