Question

A saturated solution of manganese(II) hydroxide was prepared, and an acid-base titration was performed to determine its K at 25 °C. The endpoint was reached when 70.00 mL of the manganese(II) hydroxide solution was titrated with 2.29 mL of 0.0020 M HCl solution. What is the K, of manganese(II) hydroxide? 0 AEO O 2 ? Submit Request Answer

Answer 1

1.The cchamical equatton, Mn20) t20H Mnlon)s 2) The Ksp expuassion Ksp CAon Steptind meles of on Onealt Hicor) melarity x Velume males of Hl or h'ion O.002MX 2.29 mL -6 1 4.58 X10 mol 4.58 Xio pmel =mdesof h L0. males of Oh we knaut that 4.58X10 mel males of On males of Mn 2 = 2.29x10 mal

Nelowiy of oin moles Valume 4.58 XIo mel FoXl03 6.54X t0 M Bo. Malauidy of Mnmolauty of On as we Gan Bee in Chemical keao 2 Malaridy of Mn6.54X0 3.27X10 M 2 Step ind kp Ksp=[3.2 7X0*J [6+54XI0 NO Thank you, Hay it hetyau