Page 34 - The Effect of Hydrogen and Hydrides - ebook first test
P. 34
̅
( )
ℎ
̅
̅
∆ ( ) + ( )
,
( ) = ( ) [− ℎ ]
̅
( )
ℎ
̅
( )
ℎ
̅
∆ ( )
′
∆ ℎ
, ( ) ≅ , ( ′ )
8
′
−∆ ℎ = 2.321 × 10 J m −3
−3 −1
20
≈ 2.84 × 10 nuclei m s
−1
−3
6.2 × 10 J m −2 1 291 J mol H
J/m 3
−1
J mol H 31 000 +
−1
1 291 = 29 709 J mol H
≈ 2.84 × 10 nuclei m s
20
−3 −1
598.4 − 558.1 = 40.3 K
∗
= 1.276 × 10 −27 m 3
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