Question

Complete this table of values for four aqueous solutions at 25 "C HT] o] pH pOH Given Number Number Number 112.9 x 10-8 |M| | Solution A: Number Given Number Number Solution B: Number Number Given Number Solution C: In 4.97 Number Number Number Given Solution D: 11 □ 4.37

Answer 1

Complete this table of values for four aqueous solutions at 25 "C HT] o] он pH рон Given Number Number Number Solution A 2.91M 3.4x10A7 M 7.54 6.46 Number Given Number Number Solution B: 0.024 M 4.2 x 10 13 M Number Number Given Number Solution C: 11.1x1045 м | ||g,33x100-110M 14.97 □9.03 Number Number Number Given ||[2.3x10^-10 м | || 4.3x101.51 M | |1963| |m, Solution D:

Explanation :

formulas used :

pH + pOH = 14

pH = -log [H+]

pOH = - log [OH-]

[H+] = 10^-pH

[H+] [OH-] = Kw = 1.0 x 10^-14