Ionization Equation for base B :-
B + H2O --------------> HB+ + OH-
a) If the Kb of a weak base is 4.8×10−6, what is the pH of a 0.46 M solution of this base? b)A certain weak base has a Kb of 8.90×10−7. What concentration of this base will produce a pH of 10.35?
what is the ph of 0.50M solution of a weak base the kb value for this base is 2.5*10^-6
If the Kb of a weak base is 5.4 × 10-6, what is the pH of a 0.25 M solution of this base? If the Kb of a weak base is 5.4 x 106, what is the pH of a 0.25 M solution of this base? Number
1) Determine the pH of a 0.0785 M unknown weak base solution. Kb of the unknown weak base is 4.7 x 10−6. 2) An unknown weak acid solution with a concentration of 0.0850 M has a pH of 4.35. What is the Ka for this weak acid? 3) What is the pH of a 0.0380 M solution of HNO2? (Use your workbook to find Ka) 4) An unknown weak base solution with a concentration of 0.187 M has a pH...
1)If the Kb of a weak base is 1.3 × 10-6, what is the pH of a 0.13 M solution of this base? 2) A certain weak base has a Kb of 7.40 × 10-7. What concentration of this base will produce a pH of 10.33?
1. If the Kb of a weak base is 7.4×10−6, what is the pH of a 0.39 M solution of this base? 2. A certain weak base has a Kb of 7.10×10−7 What concentration of this base will produce a pH of 10.30?
If the Kb of a weak base is 4.9 × 10-6, what is the pH of a 0.49 M solution of this base?
What is the pH of a 0.0425 M-solution of the weak base morpholine, C4H8ONH? Kb for morpholine = 3.105 x E-6
If the Kb of a weak base is 7.4 x 10-6, what is the pH of a 0.20 M solution of this base? pH =
If the Kb of a weak base is 1.3 x 10-6, what is the pH of a 0.41 M solution of this base? pH =