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556 APÉNDICE D Respuestas a problemas seleccionados del final de los capítulos<br />

Capítulo 16<br />

P16.2<br />

P16.3<br />

P16.4<br />

n<br />

n<br />

P16.5 a. 5.66 × 10 4 s<br />

b. 2.11 × 10 3 s<br />

c. 0.534<br />

P16.6 a.<br />

a. n = 495 ms− 1, n = 559 ms− 1, n = 607 ms−<br />

1<br />

300 K: n = 395 m s−<br />

1 , n = 446 m s−<br />

1 ,<br />

n<br />

rms<br />

med , CCl4<br />

med , O2<br />

KE med<br />

n<br />

n<br />

med<br />

mp<br />

mp<br />

= 484 ms<br />

−1<br />

= 203 ms<br />

= 444 ms<br />

−1<br />

−1<br />

= 6.17 × 10− 21 J (para ambos)<br />

= 2 nrms<br />

n<br />

= 3<br />

p , 2<br />

mp<br />

P16.7 81.5 K (en ambos casos)<br />

P16.8 0.843 y 0.157, respectivamente<br />

P16.9 a. Ne: 829 m s 1 , Kr: 407 m s 1 , Ar: 589 m s 1<br />

b. 2100 K<br />

P16.10 0.392<br />

P16.11 a. 2.10 × 10 5 K<br />

b. 3.00 × 10 4 K<br />

P16.12 A 298 K: 0.132<br />

A 500 K: 0.071<br />

P16.19 1.70 × 10 24 colisiones s 1<br />

P16.20 a. 4.97 s<br />

b. 6.03 × 10 4 kg<br />

P16.21 a. 2.73 × 10 23 colisiones s 1<br />

b. 3.60 × 10 14 colisiones s 1<br />

P16.22 A 1.07 × 10 5 m 2<br />

P16.23 a. 7.11 × 10 9 colisiones s 1<br />

b. 0.382 atm<br />

c. 1.29 × 10 7 m<br />

P16.24 a. 8.44 × 10 34 m 3 s 1<br />

b. 227 K<br />

med<br />

500 K: n = 510 m s−<br />

1, n = 575 ms<br />

n rms<br />

v<br />

mp med rms<br />

b. n ms<br />

1<br />

ms<br />

1<br />

mp<br />

= 243<br />

−<br />

nmed = 274<br />

−<br />

nrms<br />

= 298 m<br />

mp<br />

= 624 ms<br />

= (. 398)<br />

v<br />

−1<br />

H2 O2<br />

, , s<br />

c. n = 555 ms−<br />

1, n = 626 ms−<br />

1, n = 680 ms<br />

mp med rms<br />

d. n = 406 m s−<br />

1, n = 458 m s−<br />

1, n = 497<br />

ms<br />

mp med rms<br />

e. n = 82. 9 m s−<br />

1, n = 93. 6 m s−<br />

1, n<br />

ms = 102 m s−<br />

1<br />

mp med r<br />

med<br />

,<br />

−1<br />

−1<br />

−1<br />

−1<br />

P16.25 a.<br />

b.<br />

P16.26 a. 1.60 × 10 7 m<br />

b. 1.60 × 10 5 m<br />

c. 1.60 × 10 2 m<br />

P16.27 Ne: 2.01 × 10 7 m, Kr: 9.26 × 10 8 m, CH 4<br />

:<br />

1.05 × 10 7 m<br />

P16.28 4.58 × 10 4 torr<br />

P16.30 a. 9.60 × 10 7 s 1<br />

b. 1.80 × 10 31 m 3 s 1<br />

c. 4.39 × 10 6 m<br />

Capítulo 17<br />

z<br />

3 −1<br />

11<br />

s<br />

P17.1 0.318 nm 2<br />

P17.2 a. 0.368 nm 2<br />

b. 0.265 nm 2<br />

z<br />

4 1 5<br />

11<br />

= 9. 35 × 10 − s−<br />

, l = 5.<br />

08 × 10<br />

P17.3 a. 319 s<br />

b. 6.13 × 10 10 s<br />

P17.4 a. 1.60 × 10 3 s<br />

c. 2.40 × 10 3 s<br />

P17.5 b. 2.58 × 10 5 m<br />

P17.6 a. 9.60 J s 1<br />

b. 33.6 J s 1<br />

c. 22.8 J s 1<br />

P17.7 1.80 × 10 4 Wcm 2<br />

P17.8 a. 0.00516 J K 1 m 1 s 1<br />

b. 0.00249 J K 1 m 1 s 1<br />

c. 0.0050 J K 1 m 1 s 1<br />

P17.9 1.50 × 10 19 m 2<br />

P17.10 c. 1.50 × 10 19 m 2<br />

P17.11 a. 1.14<br />

b. 0.659<br />

= 9. 35 × 10 , l = 0.<br />

051 m<br />

P17.12 1.33<br />

P17.13 a. 6.23 × 10 19 m 2<br />

b. 0.00389 J K 1 m 1 s 1<br />

P17.14 a. 2.05 × 10 3 m 3 s 1<br />

b. 1.88 × 10 3 m 3 s 1<br />

P17.15 a. 37.3 m s 1<br />

b. 0.893 m s 1<br />

P17.16 D 2<br />

: 118 mP, Hd: 103 mP<br />

P17.17 1.89 cP<br />

m

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