气体摩尔体积的测定

表1  实验数据与计算结果

data	1st	2nd
W1/g	0.0294	0.0306
n/mol	1.209e-03	1.259e-03
V1/ml	3.0	2.6
V2/ml	32.5	35.5
V/ml	29.5	32.9
t/°C	22	22
P/kPa	102.32	102.32
Pw/kPa	2.6434	2.6434
Ph/kPa	99.6766	99.6766
M/(mol/L)	22.220	23.796
result	23.008	2.714%
	mean	accu

其中

• \(n = W_1/24.31\),
• \(V = V_2 - V_1\),
• \(P_h = P_w - P\),
• \(M = \frac{V \times P_h \times 273.15}{101.3 \times (t + 273.15) \times n} \).