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and are mixed to make a total volume of . If of the mixture is and then what would be the volume ratio of and .
(a)2:1
(b)1:2
(c)2:3
(d)3:2

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Important Questions on Redox Reactions
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Which of the following mixtures will have the lowest pH at

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[Given:

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[Given: of acetic acid molar mass of acetic acid , Neglect any changes in volume]

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A solution of weak base is titrated with of a strong acid . The variation of of the solution with the volume of added is shown in the figure below. What is the of the base? The neutralisation reaction is given by .

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