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12-12-2019
Chemistry

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You have a sample that has a h3o+ concentration of 1.25 x 10-5 m. what would be the [oh-]?

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anfabba15 anfabba15

12-12-2019

Answer:

[OH⁻] = 8x10⁻¹⁰

Explanation:

Kw = 1x10⁻¹⁴

Kw = [H₃O⁺] . [OH⁻]

1x10⁻¹⁴ = 1.25x10⁻⁵ . [OH⁻]

1x10⁻¹⁴ / 1.25x10⁻⁵ = [OH⁻]

[OH⁻] = 8x10⁻¹⁰

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