In an aqueous solution the [H₃O⁺] is 2.0 x 10 ^-6 M. What is the [OH-]? A) 5.0 × 10^-9 M B) 1.0 × 10^-7 M C) 2.0 × 10^{- 6} M D) 1.0 × 10⁸ M

Name: In an aqueous solution the [H 3 O + ] is 2.0 x 10 -6 M. What is the [OH-]? A) 5.0 × 10 -9 M B) 1.0 × 10 -7 M C) 2.0 × 10 - 6 M D) 1.0 × 10 8 M
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Quizplus · Accepted Answer

The product of [H3O+] and [OH-] in water is always 1.0 x 10^-14 at 25°C. So, [OH-] = 1.0 x 10^-14 / [H3O+] = 1.0 x 10^-14 / 2.0 x 10^-6 = 5.0 x 10^-9 M.

In an Aqueous Solution the [H3O+] Is 2

In an Aqueous Solution the [H₃O⁺] Is 2