The `pH` of blood is 7.4 . What is the ratio of `[(HPO_(4)^(2-))/(H_(2)PO_(4)^(-))]` in the blood. `pK_(a)(H_(2)PO_(4)^(-))=7.1`

What is the n-factor for H_(2)PO_(4) in the reaction 2NaOH+H_(3)PO_(4)rarr Na_(2)HPO_(4)+2H_(2)O ?

What is the n-factor for H_(3)PO_(4) in the reaction 2NaOH+H_(3)PO_(4)rarr Na_(2)HPO_(4)+2H_(2)O ?

The conjugate base of H_(2)PO_(4)^(-) is : a) H_(3)PO_(4) b) H_(2)PO_(4)^(-) c) HPO_(4)^(2-) d) PO_(4)^(3-)

K_(a1),K_(a2),K_(a3) values for H_(3)PO_(4) are 10^(-3),10^(-8) and 10^(-12) respectively .If K_(w)(H_(2)O)=10^(-14) then , (i) What is dissociation constant of HPO_(4)^(2-) ? (ii) What is K_(b) of HPO_(4)^(2-) (iii) What is K_(b) of H_(2)PO_(4)^(-) ? (iv) What is order of K_(b) of Po_(4)^(3-)(K_(b_(3))),HPO_(4)^(2-)(K_(b_(2))) and H_(2)PO_(4)^(-)(K_(b_(1))) ?

One litre each of a Buffer solution is taken in two beakers connected through a salt bridge. Platinum electrode is immersed in each beaker and electrysis is carried out for 10,000 sec. using a current of 9.65 Ampere. The Buffer contain (1)/(3) mole each of Na_(2)HPO_(4) and NaH_(2)PO_(4) Initially. using the given data answer the following. Given: ltbr. pK_(a) (H_(3)PO_(4)) = 4, pK_(a) (H_(2)PO_(4)^(-)) = 7 , pK_(a) (HPO_(4)^(2-)) = 10 log 2 = 0.3, log3 = 0.48 2.303 (RT)/(F) = 0.06 at 298K After electrolysis if H_(2) gas is bubbled at 1 bar pressure on each platinum electrode, what is the EMF of resulting Galvenic cell.

One litre each of a Buffer solution is taken in two beakers connected through a salt bridge. Platinum electrode is immersed in each beaker and electrysis is carried out for 10,000 sec. using a current of 9.65 Ampere. The Buffer contain (1)/(3) mole each of Na_(2)HPO_(4) and NaH_(2)PO_(4) Initially. using the given data answer the following. Given: ltbr. pK_(a) (H_(3)PO_(4)) = 4, pK_(a) (H_(2)PO_(4)^(-)) = 7 , pK_(a) (HPO_(4)^(2-)) = 10 log 2 = 0.3, log3 = 0.48 2.303 (RT)/(F) = 0.06 at 298K What is the pH of compartement in which oxidation taken place during electrolysis.

One litre each of a Buffer solution is taken in two beakers connected through a salt bridge. Platinum electrode is immersed in each beaker and electrysis is carried out for 10,000 sec. using a current of 9.65 Ampere. The Buffer contain (1)/(3) mole each of Na_(2)HPO_(4) and NaH_(2)PO_(4) Initially. using the given data answer the following. Given: ltbr. pK_(a) (H_(3)PO_(4)) = 4, pK_(a) (H_(2)PO_(4)^(-)) = 7 , pK_(a) (HPO_(4)^(2-)) = 10 log 2 = 0.3, log3 = 0.48 2.303 (RT)/(F) = 0.06 at 298K What is the pH of compartement in which oxidation taken place during electrolysis.

One litre each of a Buffer solution is taken in two beakers connected through a salt bridge. Platinum electrode is immersed in each beaker and electrysis is carried out for 10,000 sec. using a current of 9.65 Ampere. The Buffer contain (1)/(3) mole each of Na_(2)HPO_(4) and NaH_(2)PO_(4) Initially. using the given data answer the following. Given: ltbr. pK_(a) (H_(3)PO_(4)) = 4, pK_(a) (H_(2)PO_(4)^(-)) = 7 , pK_(a) (HPO_(4)^(2-)) = 10 log 2 = 0.3, log3 = 0.48 2.303 (RT)/(F) = 0.06 at 298K What is pH of solution in which reduction taken place during electrolysis.