Moderate
In a neutral solution _________________?
Correct answer: C. Both H+ and OH- ions are present in very small but equal concentration
- A. H+ ions are absent
- B. OH- ions are absent
- C. Both H+ and OH- ions are present in very small but equal concentration
- D. None of these
Explanation
A neutral solution has equal concentrations of H⁺ and OH⁻ ions; at 25°C, each is about 10⁻⁷ mol/L. Neutrality means equality of these ions, not the absence of either one.
Written and checked by Zahid Hussain, MS Computer ScienceLast updated
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