Question

墜落的星星

為什麼這題絕熱不能用圖二的那個公式？ 算出來跟圖ㄧ的答案不一樣？？

No.
Date
I atm
--
2013 atm
0.315 atm
7-532
- PUKE I bank 3 K T h 0315 bars HEX 162
熱感少展,体横脑胀為原來的2倍。假設人体之莫耳熱容量
v = 兰尺,試問親体最終的溫度為少K7
th=
q=0, AU=W
V = |x 8,314 x3
Ixlos a
0.0237 m2 = 22.74
12= 2/1 = 2X22, 7 l
W = - PV = -0.315x105 Pa x0,0227m² =-115.05]
AU- W= n. Cvat = -113,05= 18x8,314* (T2-373)
- T2 =215.7K
* PV = nRT
1* 0082x 43
= = 22,386
V = nRT Viz
1
V2 =>X 22.386 = 44.772
W = - PV = - 0,315X (44.772-22, 386) = -7,0516
AU=+W
4-0 *XU - W=n. CU.AT -7.0576= IX X X 0082x (73 -373)
, DU=w
> T2 =215.7K

|xvi = | Yao P.
Vi= 22,4
12 = 22,4x2=448 R
" = 2 R
似單了
P= 1.67
Y-/
三合一
()
=) T2 = 171,58 K
>
7 Ta
+214 ,0.67
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