What is the pH of a neutral solution at about 25°C?
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✅ Correct answer: B. 7
a: 1 | b: 7 | c: 4 | d: 14
10 random questions, instant feedback, earn XP.
Tap an option to check your answer.
✅ Correct answer: B. 7
a: 1 | b: 7 | c: 4 | d: 14
10 random questions, instant feedback, earn XP.