Question

Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 mol L-1 NH4Cl with 200.0 mL of 0.12 mol L-1 NH3. The Kb for NH3 is 1.8 x 10-5. Select one: a. 9.45 b. 9.06 c. 9.26 d. 4.55 e. 4.74

Name: calculate the ph of a solution formed by mixing 2500 ml of 015 mol l 1 nh4cl with 2000 ml of 012 mol l 1 nh3 the kb for nh3 is 18 x 10 5 select one a 945 b 906 c 926 d 455 e 474 46053
Uploaded: 2023-07-21T04:24:17-08:00
Duration: 3 min 24 s
Channel: Adi S
Description: calculate the ph of a solution formed by mixing 2500 ml of 015 mol l 1 nh4cl with 2000 ml of 012 mol l 1 nh3 the kb for nh3 is 18 x 10 5 select one a 945 b 906 c 926 d 455 e 474 46053

          Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 mol L-1 NH4Cl with 200.0 mL of 0.12 mol L-1 NH3.
The Kb for NH3 is 1.8 x 10-5.
Select one:
a. 9.45
b. 9.06
c. 9.26
d. 4.55
e. 4.74

Added by Jose Carlos F.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Adi S

07/21/2023

Step 1

Calculate the moles of NH4Cl and NH3 in the solution. moles of NH4Cl = (0.15 mol/L) * (0.250 L) = 0.0375 mol moles of NH3 = (0.12 mol/L) * (0.200 L) = 0.024 mol Show more…

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Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 mol L-1 NH4Cl with 200.0 mL of 0.12 mol L-1 NH3. The Kb for NH3 is 1.8 x 10-5. Select one: a. 9.45 b. 9.06 c. 9.26 d. 4.55 e. 4.74