Dashboard 10 Chem101 b Answered: At a particular tempe + i app.101edu.co Question 8 of 23 Submit How many grams of NH.Br must be dissolved in 1.00 L of water to produce a solution with pH = 5.16? The Kb of NHs is equal to 1.8 x 10-s. < PREV 2 NEXT Based on your ICE table and definition of Ka, set up the expression for Ka in order to determine the unknown. Do not combine or simplify terms. Ka = 2 RESET [0] [1.00] [5.16] [1.8 x 101 [2x] (0.5x) 16.9 x 101 *• 6.9 x 101 r-69 * 101 (K + 0.709] [x - 0.709] 1.8 x 10 [0.709] 4.7 5.6 x 10 1.8 x 10 + 10:38 PM P Type here to search 65°F Mostly sunny 10/31/2021

Fundamentals Of Analytical Chemistry
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Chapter14: Principles Of Neutralization Titrations
Section: Chapter Questions
Problem 14.33QAP
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The final part asks for mass of NH4Br

A Dashboard
101 Chem101
b Answered: At a particular temper X
а ap.101edu.co
Question 8 of 23
Submit
How many grams of NH.Br must be dissolved in 1.00 L of water to produce a solution with pH = 5.16? The
Kb of NH3 is equal to 1.8 x 10-5.
1
3
NEXT
Let x represent the original concentration of NH+* in the water. Based on the given values, set up the ICE table in order to
determine the unknown.
NH. (aq)
H:O(1)
H:O*(aq)
NH:(aq)
+
Initial (M)
Change (M)
Equilibrium (M)
5 RESET
1.00
5.16
1.8 x 105
х
2x
0.5x
-2x
-0.5x
6.9 x 106
-6.9 x 10
0.709
-0.709
x + 6.9 x 10-6
-x
x- 6.9 x 10
x+ 0.709
x - 0.709
+
10:38 PM
P Type here to search
65°F Mostly sunny
10/31/2021
Transcribed Image Text:A Dashboard 101 Chem101 b Answered: At a particular temper X а ap.101edu.co Question 8 of 23 Submit How many grams of NH.Br must be dissolved in 1.00 L of water to produce a solution with pH = 5.16? The Kb of NH3 is equal to 1.8 x 10-5. 1 3 NEXT Let x represent the original concentration of NH+* in the water. Based on the given values, set up the ICE table in order to determine the unknown. NH. (aq) H:O(1) H:O*(aq) NH:(aq) + Initial (M) Change (M) Equilibrium (M) 5 RESET 1.00 5.16 1.8 x 105 х 2x 0.5x -2x -0.5x 6.9 x 106 -6.9 x 10 0.709 -0.709 x + 6.9 x 10-6 -x x- 6.9 x 10 x+ 0.709 x - 0.709 + 10:38 PM P Type here to search 65°F Mostly sunny 10/31/2021
A Dashboard
101 Chem101
b Answered: At a particular temper X
а ap.101edu.co
Question 8 of 23
Submit
How many grams of NH.Br must be dissolved in 1.00 L of water to produce a solution with pH = 5.16? The
Kb of NH3 is equal to 1.8 x 10-5.
PREV
1
2
3
NEXT
Based on your ICE table and definition of Ka, set up the expression for Ka in order to determine the unknown. Do not combine or
simplify terms.
Ka =
5 RESET
[0]
[1.00]
[5.16]
[1.8 x 10-1
[x]
[2x]
[0.5x]
[6.9 x 101
[0.709]
[x + 6.9 x 101
[x- 6.9 x 10
[x + 0.709]
[x - 0.709]
1.8 x 105
4.7
5.6 x 10-10
1.8 x 10-19
+
10:38 PM
P Type here to search
65°F Mostly sunny
10/31/2021
Transcribed Image Text:A Dashboard 101 Chem101 b Answered: At a particular temper X а ap.101edu.co Question 8 of 23 Submit How many grams of NH.Br must be dissolved in 1.00 L of water to produce a solution with pH = 5.16? The Kb of NH3 is equal to 1.8 x 10-5. PREV 1 2 3 NEXT Based on your ICE table and definition of Ka, set up the expression for Ka in order to determine the unknown. Do not combine or simplify terms. Ka = 5 RESET [0] [1.00] [5.16] [1.8 x 10-1 [x] [2x] [0.5x] [6.9 x 101 [0.709] [x + 6.9 x 101 [x- 6.9 x 10 [x + 0.709] [x - 0.709] 1.8 x 105 4.7 5.6 x 10-10 1.8 x 10-19 + 10:38 PM P Type here to search 65°F Mostly sunny 10/31/2021
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