ll 
90 
{han those of 1913. Nevertheless the latter are also communicated, 
as they confirm the conclusions to be drawn from the others. 
~-(, was derived from C, with the aid of the relation given by 
Nernst’) for lead: 
C, Ur 1 on ee 
In fig. 9 C, is represented according to the observations of 1914; 
fig. 10 gives a representation for the range of the hydrogen tem_ 
TABLE V. 
| Atomic heat of lead. | 
= 2 tee, Atomigheat | 
= aci : | 
se iene : : lead block + — 6 
= 5 |Joules/ degree Cp | C, 
23 June 14 XIV) 14.19° K, | 1.106 23.08 1.56 | 1.56 | 85.7 
I | 15.315 0.927 26.83 | 1.818 | 1.815 | 85.9 
IV | 16.275 0.9805 20.42 1.99 | 1.99 | 86.6 
v | 17.24 1.001 32.18 | 217 | 2.17 | 86,9 
VI | 18.255 | 1.008 35.12 | 2.41 | 2,41 | 86.3 
vi} 19.27 | 1.054 |- 37.56 | 2.53 | 2.53 | 98.2 | 
VIII} 20.305 1.073 39.57 |' 2.66 |: 2.66 |: 89,5 | 
H | 22.31 0.962 44.58 2.98 | 2.97 | 89.9 
IX | 27.51 1.019 54.41 3.60 | 3.59 | 92.4 
X | 28.50 0.993 55.52 3.66 | 3.65 | 94.05 
XI | 36.495 1.061 69.33 4.47 | 4.45 | 90.5 
XII | 45.615 0.469 71.53 | 4.85 | 4.81 
XII, 46.25 0.907 80.50 5.04 | 5.00 | 87.9 | 
24 June 1 57.20 0.476 89.47 5.43 | 5.38 
IL | 58.00 0.804 88.93 5.31 | 5.32 | 88.5 
Ill | 69.28 0.676 92.19 5.37 | 5.31 
IV | 69.97 0.723 92.82 5.40 | 5.34 
V*1) | 80.365 0.661 101.07 5.71 | 5.70 
8 VIX | 80.865 0.671 99.82 5.61 | 5.60 | 90.1 
1) W. Nernst. Ann. d, Phys. (4) 36 (1914), p. 426. 
60* 
