What is the pKw of pure water at 90°C, whose [H3O+] is 10-5 M? – McqOptions

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1.	What is the pKw of pure water at 90°C, whose [H3O+] is 10-5 M?
A.	7
B.	10-10
C.	10
D.	109
Answer» D. 109

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