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A pH of 12 indicates a(n) _____.

weak acid
strong acid
weak base
strong base

User Ely
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2 Answers

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Strong base. Anything below seven is an acid while anything above it will be a base. Seven is Neutral because it is directly in the middle.
User Zarthross
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Answer:

The correct answer is- strong base

Step-by-step explanation:

A base is said to be a strong base if it completely dissociates when put in an aqueous solution and release OH⁻ ions in the solution. The acidity or basicity of a solution can be checked by checking the pH of that solution.

pH is a scale which have numbers 1-14 that tells about how much acidic or basic a solution is. Solution with pH seven are said neutral and solution with below pH 7 are acidic and solution with above pH 7 are basic.

A strong base has a pH range between 12 to 14 therefore strong base has very high pH and strong acid have pH 1-3 so strong acid has very low pH. So the correct answer is- strong base.

User Iliar Turdushev
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