Which may be added to one litre of water to act a 55 buffer

Last updated: 7/4/2023

Which may be added to one litre of water to act a 55 buffer 1 One mole of CH COOH and one mole of HCI 2 One mole of NH OH and one mole of NaOH 3 One mole of NH Cl and one mole of HCI 4 One mole of CH COOH and 0 5 mole of NaOH I fand fun and for as a anted and CH COOHHCI 1 2 3 U H CNH Ca 1 He HCI 4 NH NaH CH COOH 0 5 NaOH