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Question
Assume the reaction below2 NO(g) + O2(g) 2 NO2(g)
proceeds via the following rate expression:
Which of the following statements concerning the above chemical reaction and rate equation is/are CORRECT?
1/ The reaction is second-order with respect to NO.
2/ The rate of disappearance of O2 is two times the rate of appearance of NO2.
3/ According to the balanced chemical equation, the reaction is fifth-order overall.
A.1 only
B.2 only
C.3 only
D.1 and 3
E.2 and 3
Answer
This answer is hidden. It contains 2 characters.
Related questions
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H2O2(aq) H2O() + 1/2 O2(g)
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Q:
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B.0.75 m K2SO4
C.0.50 m Ca(NO3)2
D.0.75 m NaCl
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Q:
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Q:
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Q:
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Q:
What is the distance, in atomic radii, along any edge of a body-centered unit cell?
A.
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D.
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If a metal crystallizes in a primitive cubic lattice, each metal atom has ____ "nearest neighbors."
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Arrange the three common unit cells in order from least dense to most dense packing.
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Which equation represents the number of atoms in a body-centered cubic unit cell?
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B.
C.
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Q:
The solubility product equilibrium constant, Ksp, of silver bromide is 5.4 10-13 at 298 K.
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Q:
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All of the following relationships are true EXCEPT
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Q:
Calculate DrG for the combustion of benzene at 325 K.2 C6H6() + 15 O2(g) 12 CO2(g) + 6 H2O()Species DfH (kJ/mol) S (J/Kmol)C6H6() 49.0 173.3O2(g) 0 205.1CO2(g) -393.5 213.7H2O() -285.8 67.0A.-6386 kJ/mol-rxnB.-6078 kJ/mol-rxnC.-7251 kJ/mol-rxnD.-8611 kJ/mol-rxnE.+1431 kJ/mol-rxn
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If a chemical reaction is exothermic, but not spontaneous, which of the following must be true?
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B.DrG < 0, DrS > 0 and DrH > 0
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