Chromate-dichromate system 1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K¸CrO̟ into wells 1 and 2, and 5 drops of 0. 10 M K,Cr,0, into wells 3 and 4. 2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3. 3. Add 2 drops of 2. 0 M NaOH into wells 2 and 4. 4. Observe the colors of the solutions. Well 1 2 3 Color of solution Predominant species responsible for color Give the reaction equilibrium that describes this system:
Chromate-dichromate system 1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K¸CrO̟ into wells 1 and 2, and 5 drops of 0. 10 M K,Cr,0, into wells 3 and 4. 2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3. 3. Add 2 drops of 2. 0 M NaOH into wells 2 and 4. 4. Observe the colors of the solutions. Well 1 2 3 Color of solution Predominant species responsible for color Give the reaction equilibrium that describes this system:
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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[C] *refer to the (2) photos below* (Please copy the table and answer )
![Chemical
Concentration
Risk phrases
Safety phrases
Feso.
0.10 M
None listed
None listed
AgNO,
0.10 M
36/38, 50/53
26,57,60
KĻF¢(CN),
None listed
0.10 M
None listed
KSCN
0.10 M
None listed
None listed
HCI
12.1 M (concentrated)
34,37
25,45
Cuso,
None listed
0.10 M
None listed
NH,
1м
None listed
None listed
K,Cro,
0.10 M
25,36/37/38,43,46,49
None listed
K_Cr.0,
0.10 M
45,46,20/21,51/53
53,36/37,45,61
H sO,
2.0 M
None listed
None listed
NAOH
2.0 M
None listed
None listed
FeCl,
0.10 M
22,38,41
26,39
CoCl,
0.10 M
49,60,68,42/43,51/53
23,36/37,45,61](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F55c22918-ad48-444d-aa20-bcc510abc892%2F8ca81a62-2b50-4507-a96f-3d598dc61daa%2Fglquoma_processed.png&w=3840&q=75)
Transcribed Image Text:Chemical
Concentration
Risk phrases
Safety phrases
Feso.
0.10 M
None listed
None listed
AgNO,
0.10 M
36/38, 50/53
26,57,60
KĻF¢(CN),
None listed
0.10 M
None listed
KSCN
0.10 M
None listed
None listed
HCI
12.1 M (concentrated)
34,37
25,45
Cuso,
None listed
0.10 M
None listed
NH,
1м
None listed
None listed
K,Cro,
0.10 M
25,36/37/38,43,46,49
None listed
K_Cr.0,
0.10 M
45,46,20/21,51/53
53,36/37,45,61
H sO,
2.0 M
None listed
None listed
NAOH
2.0 M
None listed
None listed
FeCl,
0.10 M
22,38,41
26,39
CoCl,
0.10 M
49,60,68,42/43,51/53
23,36/37,45,61
![Chromate-dichromate system
1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K,Cro.
into wells 1 and 2, and 5 drops of 0. 10 M K¸Cr,0, into wells 3 and 4.
2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3.
3. Add 2 drops of 2.0 M NaOH into wells 2 and 4.
4. Observe the colors of the solutions.
Well
1
3
4
Color of solution
Predominant species
responsible for color
Give the reaction equilibrium that describes this system:](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F55c22918-ad48-444d-aa20-bcc510abc892%2F8ca81a62-2b50-4507-a96f-3d598dc61daa%2Fx21mrlz_processed.png&w=3840&q=75)
Transcribed Image Text:Chromate-dichromate system
1. Prepare a clean spot plate and label four wells. Place 5 drops of 0. 10 M K,Cro.
into wells 1 and 2, and 5 drops of 0. 10 M K¸Cr,0, into wells 3 and 4.
2. Add 2 drops of 2. 0 M H,SO̟ into wells 1 and 3.
3. Add 2 drops of 2.0 M NaOH into wells 2 and 4.
4. Observe the colors of the solutions.
Well
1
3
4
Color of solution
Predominant species
responsible for color
Give the reaction equilibrium that describes this system:
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