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Question
Linus Pauling noticed that the energy of a polar bond is often greater than expected. He attributed the greater bond energy toA.a coulombic attraction between atoms with partially positive and negative charges.
B.the greater bond lengths of the heteronuclear bonds.
C.one of the many unexplainable phenomena that scientists encounter.
D.the ability of heteronuclear species to form double and triple bonds.
E.the greater number of valence electrons found in heteronuclear molecules.
Answer
This answer is hidden. It contains 2 characters.
Related questions
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Q:
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B.
C.
D.
E.
Q:
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Q:
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Q:
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B.
C.
D.
E.
Q:
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Q:
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Q:
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Q:
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Q:
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Q:
What is the half-life of a first-order reaction if it takes 4.4 10-2 seconds for the concentration to decrease from 0.50 M to 0.20 M?A.2.5 10-2 sB.3.3 10-2 sC.1.6 sD.21 sE.27 s
Q:
Hydrogen peroxide decomposes into water and oxygen in a first-order process.
H2O2(aq) H2O() + 1/2 O2(g)
At 20.0 C, the half-life for the reaction is 3.92 104 seconds. If the initial concentration of hydrogen peroxide is 0.52 M, what is the concentration after 7.00 days?
A.1.2 10-5 M
B.0.034 M
C.0.074 M
D.0.22 M
E.0.52 M
Q:
A student analyzed a first-order reaction and obtained the graph below. Unfortunately, the student forgot to label the axes. What are the correct labels for the x and y axes? A.x axis = time, y axis = ln[A]
B.x axis = ln[time], y axis = [A]
C.x axis = ln[time], y axis = [A]
D.x axis = time, y axis = 1/[A]
E.x axis = 1/time, y axis = 1/[A]