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Vladimir79 [104]
3 years ago
14

Calculate the molar concentration of the Cl⁻ ions in 0.098 M MgCl2(aq).

Chemistry
1 answer:
SVETLANKA909090 [29]3 years ago
6 0
MgCl2(aq) is an ionic compound which will have the releasing of 2 Cl⁻ ions ions in water for every molecule of MgCl2 that dissolves.
MgCl2(s) --> Mg+(aq) + 2 Cl⁻(aq)
            [Cl⁻] = 0.098 mol MgCl2/1L × 2 mol Cl⁻ / 1 mol MgCl2 = 0.20 M
The answer to this question is [Cl⁻] = 0.20 M
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