WebMar 16, 2024 · The pH scale (pH) is a numeric scale used to define how acidic or basic an aqueous solution is. It commonly ranges between 0 and 14 but can go beyond these … WebCalculate the pH after 0.020 moles of HCl is added to 1.00 L of each of the folowing solutions: a)0.100 propanoic acid (HONH2 ) b)0.100 M of sodium propanoate (HONH3Cl ) c) pure H2O d)a mixture containing 0.100M HONH2 and 0.100 M HONH3Cl
Answered: The Kb of HONH2 is 1.1x10^-8 a.… bartleby
WebMar 14, 2024 · Thus, a solution of this salt will have a pH <7 (acidic). We will find the pH by looking at the hydrolysis of the conjugate acid. C5H5NH + + H2O ==> C5H5N + H + Now we need the Ka for C5H5NH + which I looked up and found to be 5.6x10-6 Ka = [C5H5N] [H +] / [C5H5NH +] 5.6x10-6 = (x) (x) / 0.10 x 2 = 5.6x10 -7 x = 7.48x10 -4 M = [H +] pH = -log [H +] WebCalculate the pH after 0.020 moles of HCl is added to 1.00 L of each of the folowing solutions: a)0.100 propanoic acid (HONH2 ) b)0.100 M of sodium propanoate (HONH3Cl ) c) pure H2O d)a mixture containing 0.100M HONH2 and 0.100 M HONH3Cl arrow_forward chunking activities for reading
Hydroxylamine (HONH2) is a weak base with Kb = 1.1 x 10^ - OneClass
WebIn acidic solutions, [H+] > 1.0 x 10-7 M, and pH < 7.00; while in basic solutions, [H+] < 1.0 x 10-7 M, and pH > 7.00. Thus, pH = 7 ( a neutral solution; pH < 7 ( an acidic solution, and pH > 7 ( a basic solution (Note: Kw = [H+][OH-] = 1.0 x 10-14; ( pKw = - log(Kw) = - … Webarrow_forward. Calculate the pH of a weak base which dissociates as BOH ⇌ B+ + OH- ( like NH3 (g) + H2O (l) → NH4OH (aq) , where in water NH4OH ⇌ NH4+ + OH- ) knowing that the initial concentration of the base is 1.04 M, and the base dissociation constant, Kb , is 3.79e-10. pH ← please insert your value. arrow_forward. WebFigure 3. pH paper indicates that a 0.l-M solution of HCl (beaker on left) has a pH of 1. The acid is fully ionized and [H 3 O +] = 0.1 M. A 0.1-M solution of CH 3 CO 2 H (beaker on right) is has a pH of 3 ([H 3 O +] = 0.001 M) because the weak acid CH 3 CO 2 H is only partially ionized. In this solution, [H 3 O +] < [CH 3 CO 2 H]. (credit ... detective al brocchini