UPSEE Solved Model Paper 7

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Question : 87 of 150

Marks: +1, -0

Which may be added to one litre of water to act as a buffer

One mole of HC2H3O2 and 0.5 mole of NaOH
One mole of NH4CI and one mole of HCl
One mole of NH4OH and one mole of NaOH
One mole of HC2H3O2 and one mole of HCl

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