Question

calculate the pH of o.o2M H₂S(aq)
given that
Ka1 = 1.3x10res to -7
Ka2=7.1×10res to -15
(a) 4.90
(b) 4.70
lc) 4.30
(d) 4.50
​

Answer 1

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Answer:-

©) 4.30....!!

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