Zero Order Reactions
Chapter 15-7
UALR
Dr. Robert Belford & Xiaomin Tu



Consider the zero order reaction

Question 1
The rate of a zero-order-reaction is dependent on which of the followings:
(A)  reactant
(B)  product
(C)  both
(D)  neither
 
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Question 2
What is the rate constant if it takes 60 second for a 0.50 M NH3 to decompose to 0.25M?
(A)  0.0025
(B)  0.0042
(C)  0.0055
(D)  0.0089
 
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Question 3
How long does it take for 0.50M of the ammonia gas to decompose to 0.10M?
(A)  96s
(B)  110s
(C)  120s
(D)  150s
 
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Question 4
How long does it take for the reactant in question 3 to decompose to 25%?
(A)  30s
(B)  60s
(C)  90s
(D)  120s
 
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Question 5
How long does it take for 25% of the reactant in question 3 to be consumed?
(A)  30s
(B)  60s
(C)  90s
(D)  120s
 
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Question 6
What is [NH3] of a 0.80M [NH3] solution after 3 minutes?
(A)  0.002M
(B)  0.044M
(C)  0.050M
(D)  0.085M
 
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Question 7
Calculate the initial [NH3] if [NH3] =0.005M after 10 minutes?
(A)  0.5M
(B)  1.5M
(C)  2.0M
(D)  2.5M
 
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