Page:Proceedings of the Royal Society of London Vol 69.djvu/295

Rh

Pressure in centimetres of mercury.

Leak, scale divi- sions per hour (corrected).

Leak/pressure.

1

76

8-0

0-105

f)

68

7-3

0-107

.

57

6-3

0-111

4

51

5-3

0-104

c;

40

4-9

0-122

/

27

3-45

0-128

f

)

16

2-0

0-125

(

W

)

10

1-2

0-12

Leak/pressure, mean of (5) (6) (7) = '125. Hydrogen.

-

Pressure in centimetres of mercury.

Leak, scale divi- sions per hour (corrected).

Leak/pressure.

d).

77

1-75T

fFrom Zn and H^SO,,.

(2)

77

1 '70 1

(B).

77

1 -67 f =

' 023 j palladium

(4).

77

1-94J

(5).

70

1 -6

0'023

(6).

68

-022 From Zn and H.,SO 4.

(7).

43

0-96

0*022 palladium.

(8).

36

0-7

-020

Leak/pressure, mean of (1) (7) = '0225. Relative leak (air = 1) =0 -184.

Carbonic Acid.

Pressure in centimetres of mercury.

Leak, scale divi- sions per hour (corrected).

Leak/pressure.

(1).

49

8-7

0-178

(2).

41

7-7

.0 -188

3.

35

7-1

0-203

28

6-1

0-218

(5).

23

4-8

0-209

(6).

17

3-3

0-194

(7).

9-7

1-9

0-196

(8).

4-6

1-1

0-24

Leak/pressure, mean of (3) (6) = '211. Kelativ leak (air 1) =1 '69.