Page 722 - Carrahers_Polymer_Chemistry,_Eighth_Edition

Solutions 685

32. The porphyrin acts to hold the iron site in the correct geometrical arrangement allowing it to
function as needed.
33. Light is absorbed by the antenna pigments, A, transferring the energy until it reaches the reac-
tion center, R, where it is used as the driving force for electron transfer reactions where special-
ized chlorophylls use it to form carbohydrates.

CHAPTER 17
1. Because chemical engineers are seeking better, safer, and more economical sources of this com-
pound that is used on a large scale.
2. See the appropriate equations in the chapter. (a) 17.1a or 17.2; (b) 17.3 or 17.4; (c) 17.5; (d) 17.6;
(e) 17.8; (f) 17.11; (g) 17.12; (h) 17.13; (i) 17.14; (j) 17.15, (k) 17.16; (l) 17.17 or 17.18; (m) 17.19;
(n) 17.20 or 17.21; (o) 17.22; (p) 17.23; (q) 17.24 or 17.25; (r) 17.26; (s) 17.28; (t) 17.32; (u) 17.33;
(v) 17.39; (w) 17.46.
(a) OH O
OH
O
O

OH

(b) N
NH 2
H C H 2 N
2
N
N

(c) HO

Caster oil O
H C
3
OH
− +
O Na
OH
C + O
H 3 O
CH 3
− +
O Na
(d) O OH
CH 3

CH 3
HO O

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