Question 8 • Foothill-B Period-Chemistry-26/27B
At 25°C, pH + pOH = 14. Solution A has pH = 14 − 1.5 = 12.5, solution B has pH 7.0, and solution C has pH = 14 − 13.5 = 0.5. The highest pH is least acidic, so solution A is the answer.
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