Physical Chemistry Third Edition

K

Answers to Numerical Exercises and

Odd-Numbered Numerical Problems

Chapter 1 Exercises

1.1
a. R 82 .058 cm^3 atm K−^1 mol−^1
b. V 97 .86 L
c. P 4. 157 × 105 Pa 4 .157 bar
 4 .103 atm3118 torr

1.4
b. κT 1 .000 atm−^1
c. α 3. 4112 × 10 −^3 K−^1

1.5
V(100. 0 ◦C) 2 .00154 L

1.6
a. Vm(1.000 bar) 73 .53 cm^3 mol−^1
b. Vm(100.0 bar) 72 .63 cm^3 mol−^1

1.7
b. P101250 Pa 0 .9993 atm
P(ideal)101322 Pa 0 .99998 atm
c.P 2. 429 × 106 Pa 23 .97 atm
P(ideal) 2. 479 × 106 Pa 24 .47 atm

1.9
b. TBoyle505 K

d.Vm 1. 06 × 10 −^4 m^3 mol−^1
IfZ1,P211 atm

1.13
a 1 .56 Pa K^1 /^2 m^6 mol−^2
b 2. 68 × 10 −^5 m^3 mol−^1

Chapter 1 Problems

1.1
c 1. 802617 × 1012 furlongs fortnight−^1

1.3

a. g 32 .3fts−^2

b. R22, 591 lb ft^2 s−^2 (◦R)−^1 mol−^1 22,591 ft

poundals (◦R)−^1 mol−^1

c.g 32 .3fts−^2

1.5

a. 1 parsec 3. 084 × 1013 km

b. 1 parsec 3 .259 light-years

c. distance to sun 4. 848 × 10 −^6 parsec

1.7

roughly 50 piano tuners in Chicago

1.9

V 0 .02514 m^3  25 .14 L

1.11

n(H 2 O) 120 .2 mol H 2 O

m(H 2 O) 2 .165 kg H 2 O

1.15

(∂P/∂V)T,n− 4. 526 × 106 Pa m−^3

(∂P/∂T)V,n 371 .2PaK−^1

(∂P/∂n)T,V 1. 014 × 105 Pa mol−^1

1.17

a. ∆V/V≈ 0. 93 × 10 −^3

b. ∆V/V≈ 0. 05567

c. ∆V/V≈ 0. 00480

1.19

∆V 0 .52 cm^3

1.23

∆V/V 0. 006

1.25

a. V(10◦C) 57 .72 cm^3

b. V(30◦C) 59 .02 cm^3

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