When 0.1 mole of an acid is added to 2 lit of a buffer solution, the P^(H)of the buffer decreases by 0.5 The buffer capacity of the solution is

When 0.1 mole of an acid is added to 2 lit of a buffer solution, the P

1.	When 0.1 mole of an acid is added to 2 lit of a buffer solution, the P^(H)of the buffer decreases by 0.5 The buffer capacity of the solution is
Answer» `0.6` ` 0.4` `0.2` `0.1` SOLUTION :0.1 mole___________ 2 lt 0.05 _________ 1 lt ` PHI =(0.05)/( 0.5)=0.1 `