1.

Which may be added to one litre of water to act as a bufferA. One mole of `HC_(2)H_(3)O_(2)` and 0.5 mole of NaOHB. One mole of `NH_(4)Cl` and one mole of HClC. One mole of `NH_(4)OH` and one mole of NaOHD. One mole of `HC_(2)H_(3)O_(2)` and one mole of HCl

Answer» Correct Answer - A
One mole oxalic acid & 0.5 mole of NaOH will make.


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