Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN: 9781259696527
Author: J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher: McGraw-Hill Education
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![4. Consider the reaction
2NH3(g) → N2(g) + 3H2(g)
If the rate A[H2]/At is 0.030 mol L' s', then A[NH3]/At is
-0.045 mol L·'s
А.
-0.030 mol L·' s-
-0.020 mol L-l g-l
-0.010 mol L·' s'
В.
С.
D.
Е.
none of these choices is correct
5. For the reaction
3A(g) + 2B(g) → 2C(g) + 2D(g)
the following data was collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A]
(mol/L)
0.200
Initial [B]
(mol/L)
0.100
Initial Rate
(mol/(L·min))
6.00 x 102
1
0.100
0.200
0.300
1.50 x 102
1.20 x 10
2.70 x 10
0.100
0.200
0.200
3
4
Rate = k[A][B]
Rate = k[A][B]²
A.
В.
Rate = k[A]°[B]²
Rate = k[A]'$[B]
Rate = k[A]°[B]
С.
D.
Е.
6.
For the reaction
A(g) + 2B(g) → 2C(g) + 2D(g)
the following data was collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A]
(mol/L)
0.125
Initial [B]
(mol/L)
0.200
0.200
0.400
Initial Rate
(mol/(L·min)).
7.25
21.75
14.50
21.75
1
2
0.375
3
0.250
0.375
0.400
Rate = k[A] [B]
Rate = k[A]² [B]
Rate = k[A] [B]
Rate = k[A]
Rate = k[A]
A.
В.
С.
D.
Е.](https://content.bartleby.com/qna-images/question/b231fffd-0090-498a-bbfa-fc9b5d8ef027/3e713a37-004b-43eb-8f3f-2f8f56a78c68/89krm9i_processed.jpeg)
Transcribed Image Text:4. Consider the reaction
2NH3(g) → N2(g) + 3H2(g)
If the rate A[H2]/At is 0.030 mol L' s', then A[NH3]/At is
-0.045 mol L·'s
А.
-0.030 mol L·' s-
-0.020 mol L-l g-l
-0.010 mol L·' s'
В.
С.
D.
Е.
none of these choices is correct
5. For the reaction
3A(g) + 2B(g) → 2C(g) + 2D(g)
the following data was collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A]
(mol/L)
0.200
Initial [B]
(mol/L)
0.100
Initial Rate
(mol/(L·min))
6.00 x 102
1
0.100
0.200
0.300
1.50 x 102
1.20 x 10
2.70 x 10
0.100
0.200
0.200
3
4
Rate = k[A][B]
Rate = k[A][B]²
A.
В.
Rate = k[A]°[B]²
Rate = k[A]'$[B]
Rate = k[A]°[B]
С.
D.
Е.
6.
For the reaction
A(g) + 2B(g) → 2C(g) + 2D(g)
the following data was collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A]
(mol/L)
0.125
Initial [B]
(mol/L)
0.200
0.200
0.400
Initial Rate
(mol/(L·min)).
7.25
21.75
14.50
21.75
1
2
0.375
3
0.250
0.375
0.400
Rate = k[A] [B]
Rate = k[A]² [B]
Rate = k[A] [B]
Rate = k[A]
Rate = k[A]
A.
В.
С.
D.
Е.
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