What is the pH of a 0.20 M ammonia solution? (The K_b value for ammonia is 1.8 $\times$10^-⁵.)

Name: What is the pH of a 0.20 M ammonia solution? (The K b value for ammonia is 1.8 $\times$10 - 5 .)
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The correct answer is A because the pH of a 0.20 M ammonia solution is 11.28. This can be calculated using the following equation:```pH = 14 - pOH = 14 - (-log[OH^-]) = 14 - (-log(K_b * [NH3])) = 14 - (-log(1.8 * 10^-5 * 0.20)) = 11.28```

What Is the PH of a 0 ×\times× 10-5

What Is the PH of a 0 $\times$ 10^-⁵