Practice question
Question
The ionic product of water at 40 ℃ is 2.92 × 10–14 M2. The pH of water at 40 ℃ is ___________ (rounded off to 2 decimal places). (NAT)
Explanation
This outcome reflects core biological organization, where structure-function relationships govern cellular processes. Option NAT captures this correctly because it integrates fundamental life science principles, consistent with textbook descriptions and experimental observations in general biology.
Discussion
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