BioPHYSICAL chemistry
3.3 For a spontaneous process, the change in the Gibbs energy will be negative. 3.4 The process is endothermic. 3.5 3.6 3.7 (a) ...
3.19 The metal surface favors a stressed conformation for the dinitrogen molecule. 3.20 Nitrogenase is the enzyme that catalyzes ...
4.13 4.14 The ratio of γ/ρmust be twice as large for the red liquid. 4.15The detergent starts forming micelles and so the additi ...
5.5 There is a relatively small entropic component compared to the enthalpic component. 5.6 CH 3 COO−is acting as a base, H 2 O ...
5.18 Tyrosine can accept one proton on its nitrogen atom and can donate two protons, one from the carboxyl group and the other f ...
6.8 A fit of the data yields a midpoint potential of 250 mV. The protein is cytochrome c. 6.9 =−51.8 kJ mol−^1. 6.10 The change ...
7.6 They are both equal to 0.05 M. 7.7 [B]/[C] =10 and [B] +[C] =0.1 M 10[C] +[C] =11[C] =0.1 M →[C] =0.009 M and [B] =0.09 7.8 ...
7.11 (a) (b) (c) 7.12 (a) (b) (c) Since the reactions are irreversible, the concentrations of A and B are zero and that of C is ...
7.16 (EA 1 −EA 2 ) =RT(lnk 2 −lnk 1 ) =0.008314 kJ/(Kmol)(298 K)(ln 1 −ln 1000) =−17.11 kJ mol−^1 7.17 It is a competitive inhib ...
8.8 (a)e−(E^2 −E^1 )/kBT=e−(5×^10 − (^27) J/(1.38× 10 − (^23) JK− (^1) )(298 K) =e−1.2×^10 − 6 ≈0.9999 (b)e−(E^2 −E^1 )/kBT=e−(5 ...
9.2 (a) (b) (c) 9.3 (a) (b) (c) 9.4 (a) (b) (c) 9.5 (a)ν= 10 −^3 mh−^1 ×(1 h/3600 s) =2.8 × 10 −^7 ms−^1 (b)ν= 10 −^6 mh−^1 ×(1 ...
(c) ν= 105 mh−^1 ×(1 h/3600 s) =28ms−^1 9.7 The classical theory predicts the long-wavelength dependence cor- rectly. As the wav ...
(b) −2.0 eV =2.97 eV =4.75 × 10 −^19 J (c) −2.0 eV =1.55 eV =2.47 × 10 −^19 J 9.14 (a) −2.3 eV =3.88 eV =6.2 × 10 −^19 J (b) −2. ...
(c) 9.21 (a) (b) (c) 9.22 (a) (b) (c) 9.23 (a)−iZ∇ (b)x (c) (−iZ∇)^2 =−Z^2 ∇^2 9.24 (a) (b) (c) 9.25 (a) (b) (c) 9.26 (a) =Eψ(x, ...
(b) =Eψ(x,y,z) (c) 9.27 Classically, the particle would pass through either one slit or the other but in quantum mechanics the p ...
CHAPTER 10 10.1 For the first excited state, n=2 so λ==L. 10.2 10.3 10.4 10.5 10.6 10.7 =− ⎛ ⎝ ⎜⎜ ⎞ ⎠ ⎟⎟ ⎛ ⎝ ⎜⎜ ⎞ ⎠ ⎟⎟ ⎡ ⎣ ⎢ ⎢ ⎤ ...
10.8 10.9 10.10 (a)n= 3 (b) (c) n= 4 (d) (e) =4.74 × 10 −^5 m =47,400 nm 10.11 (a) The wavefunction is zero at x≤−aand x≥+ 3 a ( ...
10.13 (a) (b) (c) (d) The first two electrons will be in the (1,1) level, which is equal to: The two lowest-energy states are (n ...
10.16Optical spectroscopy has shown that the excited state of chlorophyll can be quenched by the presence of zeaxanthin, forming ...
11.6 11.7 11.8 11.9 11.10 11.11 11.12 11.13 11.14 221 2222 x Ne x x x αα ⎛ α ⎝ ⎜⎜ ⎞ ⎠ ⎟⎟ ⎛ ⎝ ⎜⎜ ⎞ ⎠ − ⎟⎟ −∞ +∞ ∫ ()() / (()Nex/ ...
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