Type 3 Problem Calculate the hydrogen ion concentration at equilibrium in a 0.30 M solution of CH3COOH(aq)? Keq = 1.8 x

[correctanswer]

Type 3 Problem Calculate The Hydrogen Ion Concentration At Equilibrium In A 0 30 M Solution Of Ch3cooh Aq Keq 1 8 X 1 (313.04 KiB) Viewed 108 times

Type 3 Problem Calculate the hydrogen ion concentration at equilibrium in a 0.30 M solution of CH3COOH(aq)? Keq = 1.8 x 10-5 CH3COOH = H₂ + CH ₂ COQ[{ag) I 0.30 O с X + X + X E 0.30-x X x K₂ - Ke₂ = 1.8x16³₂ [H²] [CH₂COo] [CH3COOH Let "X" represent [HT] 1.8 × 10 5 = x. x 0.30 EX Assume neglible 5.4×106 = x² x = 0. 0.002332349 so [H+] = 2.3x10-3 mol L' 12.3810³ Check Assumption 0.30 Since less than 5% ionizes the assumption is valid. x 100% =0.776%