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li
li asked in Science & MathematicsChemistry · 2 weeks ago

Which solution will contain the lower concentration of chloride ions? 0.50 mol/L barium chloride or 0.90 mol/L sodium chloride?

barium chloride

sodium chloride

They contain the same concentration of chloride ions.

This must be determined experimentally.

1 Answer

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  • hcbiochem
    Lv 7
    2 weeks ago

    sodium chloride

    Barium chloride is BaCl2. 0.50 mol/L BaCl2 X (2 mol Cl- / 1 mol BaCl2) = 1.0 mol/L Cl-.

    This is higher than the 0.90 mol/L of Cl- in the NaCl solution.

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