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Ques 4

Asked by rbhatt16 25th November 2017, 9:11 PM
Answered by Expert
Answer:
pH space equals space fraction numerator space 1 over denominator 2 end fraction pK subscript straight w space plus space 1 half pK subscript straight a space minus space 1 half pK subscript straight b
space space space space space space space equals fraction numerator space 1 over denominator 2 end fraction open parentheses 14 close parentheses space plus 1 half open parentheses 3.8 close parentheses minus space 1 half open parentheses 4.8 close parentheses
space space space space space space space equals space 7 plus space 1.9 minus space 2.4
space pH space equals space 6.5
Answered by Expert 27th November 2017, 1:40 PM
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