isothermal calorimeter

isothermal calorimeter

[¦ī·sə¦thər·məl ‚kal·ə′rim·əd·ər]
(thermodynamics)
A calorimeter in which the heat received by a reservoir, containing a liquid in equilibrium with its solid at the melting point or with its vapor at the boiling point, is determined by the change in volume of the liquid.
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