Module 2 EOC Assignment – Part2 Due by 2/17
Chapter 15  17, 23, 29, 41, 51
Chpt15 #17
•
(1) Provide ALL of the given information.
Include constants, density,
conversion factors, etc.
C
12
H
22
O
11
(aq) + H
2
O(
l
)
2 C
6
H
12
O
6
(aq) is:
“Δ [sucrose]/Δt = k[C
12
H
22
O
11
]”
After 2.57 h at 27°C sucrose concentration decreased from 0.0146 M to 0.0132 M
•
(1) State the goal of the problem.
Find the rate constant, k
•
(1) List possible equations that may be used
In
= kt
•
(4) Solve the problem and explain the reason for each step of
multiplication, division, addition, or subtraction.
In
= k(2.57)
K = 0.0392 hr
1
•
(1) Explain why your answer makes physical and mathematical sense.
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Module 2 EOC Assignment – Part2 Due by 2/17
Chapter 15  17, 23, 29, 41, 51
Chpt15 #23
•
(1) Provide ALL of the given information.
Include constants, density,
conversion factors, etc.
H
2
O
2
(aq) decomposes to H
2
O (
l
) & O
2
First order in H
2
O
2
rate constant
k = 1.06 x 10
3
min
1
•
(1) State the goal of the problem.
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 Fall '08
 Thomas
 Chemistry, 15%, 3.0%, 3min, 12.70h

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