Chemical Reaction Exam: Quiz!
10 Questions
| Attempts: 57
(199).jpg "Chemical Reaction Exam: Quiz! - Quiz")
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Questions and Answers
- 1.
In reaction A + BC, the rate of reaction can be defined as:
- A.
A decrease of concentration A per time unit
- B.
The multiple concentration of A and B per time unit
- C.
The increase of concentration of A and B per time
- D.
The decrease of concentration C per time unit
- E.
The product of concentration A and B divided by concentration C
Correct Answer
A. A decrease of concentration A per time unit -
- 2.
A reaction is two times faster every 15oC rise in temperature. If the reaction at 30 ° C takes 1 hour, the time required if the reaction is performed at 60 ° C is:
- A.
Two times
- B.
Four time
- C.
Six times
- D.
Eight times
- E.
Ten times
Correct Answer
D. Eight times -
- 3.
Fe (0,2 g) HCl Powder 3 M Powder 2M Bar 3 M Bar 2 M Bar 1 M According to the data above, the fastest reaction occurs in the experiment number:
- A.
1
- B.
2
- C.
3
- D.
4
- E.
5
Correct Answer
A. 1 -
- 4.
Pay attention to the experimental data form the reaction of A + 3B → 2AB [A] M [B] M V (M/s) 0.01 0.02 0.4 0.02 0.02 0.8 0.03 0.06 10.8 value of total order reaction is....
- A.
1
- B.
2
- C.
3
- D.
4
- E.
5
Correct Answer
C. 3 -
- 5.
Pay attention to the experimental data form the reaction of A + 3B → 2AB [A] M [B] M Time (s) 0.02 0.01 32 0.02 0.08 32 0.08 0.04 2 value of contanta rate of reaction are....
- A.
1/8.10-4
- B.
1/32.10-4
- C.
8.10-4
- D.
32.10-4
- E.
1/4.10-4
Correct Answer
A. 1/8.10-4 -
- 6.
- X + Y → Z
- A.
3
- B.
2
- C.
1
- D.
0
- E.
1/2
Correct Answer
D. 0 - 7.
Reaction : 2NO + Br2 → 2NOBr. Have order reaction : v = k [NO]2[Br2] The above reaction has a total level reaction are:
- A.
3
- B.
2
- C.
1
- D.
0
- E.
1/2
Correct Answer
A. 3 -
- 8.
For the reaction: A + B → AB get the data: If the concentration of [A] is increased twice at a concentration of B is constant, the reaction rate becomes twice larger. If the concentration of A and B are increased each twice, the reaction rate becomes 8 times larger, the reaction rate equation is…
- A.
V=k(A)2(B)1
- B.
V=k(A)1(B)2
- C.
V=k(A)1(B)1
- D.
V=k(A)1
- E.
V=k(B)2
Correct Answer
B. V=k(A)1(B)2 -
- 9.
Jika suhu dinaikan 10oC, laju suatu reaksi akan naik dua kali lipat. Jika pada suhu t0C berlangsung 16 menit, pada suhu (t+30)0C reaksinya berlangsung are....
- A.
2 minutes
- B.
2,5 minutes
- C.
1 minutes
- D.
1,5 minutes
- E.
3 minutes
Correct Answer
D. 1,5 minutes -
- 10.
- Date of reaction:
- A.
0,1 M
- B.
0,25 M
- C.
0,2 M
- D.
0,35 M
- E.
0,3 M
Correct Answer
C. 0,2 M
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Mar 21, 2022Quiz Edited by
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Nov 10, 2011Quiz Created by
Kimiadewi
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