Question

6. Write the equation that equates the Ka to Kh for a given weak acid and its conjugate base. 7. Write a plausible mass balance equation for N22SO3. 8. Write a plausible charge balance for the following reaction. (Hint: write the ionic (not net ionic) equation first) MnCl2 + 5FeCl3 + 4H20 + KCI KMnO45FeCl2 + 8HCI

Answer 1

6) Equation for the acidionizati on of weak acid HAis as follows A HO + H,о НАН AH,o HA Acidionization constant, K A is the conjugate base of the acid HA Equation representing the ionization of A is as follows HA OH А + H,о Acidionization constant of HA = K Baseionizati on constant K of A Expression K К, Example Equation for the acidionization of CH2COOH is as follows: CH,СОО" + н,о" CH2COOH H20 CH,COOH,0 ] [сн,соон] Acidionization constant, K = 1.8x10- CH2COO is the conjugate base of the acid CHCOOH Equation representing the ionization of CH2COO is as follows CH2COOTH20 CH, СOОН + он" Acidionization constant K of CH2COOH 1.8x10 1.0x10-14 Baseionizati on constant K of CH2COO К, 5.6x1010 1.8x10