{ 7. }100ml of buffer solution containing weak acid }HA}{(K_a=10^{-5}) and its salt with strong base }NaA at the }}{ concentration of }0.1(M) each. }}{ If }5×10^{-3} moles of }HCOOH(K_a=10^{-4}) is added to this }}{ solution what will be value in the change in }pH×10 in }} nearest possible integers.

{ 7. }100ml of buffer solution containing weak acid }HA}{(K_a=10^{-5})

1.	{ 7. }100ml of buffer solution containing weak acid }HA}{(K_a=10^{-5}) and its salt with strong base }NaA at the }}{ concentration of }0.1(M) each. }}{ If }5×10^{-3} moles of }HCOOH(K_a=10^{-4}) is added to this }}{ solution what will be value in the change in }pH×10 in }} nearest possible integers.
Answer» { 7. }100ml of buffer solution containing weak acid }HA}{(K_a=10^{-5}) and its salt with strong base }NaA at the }}{ concentration of }0.1(M) each. }}{ If }5×10^{-3} moles of }HCOOH(K_a=10^{-4}) is added to this }}{ solution what will be value in the change in }pH×10 in }} nearest possible integers.