A system of physical chemistry - Index of

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A system of physical chemistry - Index of

88 A SYSTEM OE PHYSICAL CHEMISTRY

grounds — that the water molecule possesses two main moments of inertia,

which are in the ratio of i : 2. Eucken finds, on taking two values for

I, one of which is approximately twice the other, and calculating the

corresponding series as given by the Bjerrum expression, that satisfactory

agreement is obtained between the calculated and observed band

maxima. The following table contains Eucken's results :—

Inkra-Red Absorption Bands of Water Vapour.

A Observed (in (i).

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