Some data for saturated methyl chloride (CH3Cl) is given in the table below: State T(°C) P(atm) v(/Kg) h(kJ/kg) Liquid -40 0.47 0.00097 0 Vapor -18 1.29 0.31 456 Vapor 10 3.54 0.12 470.06   Calculate ∆u (specific internal energy) and ∆h (specific enthalpy) for the transition of saturated vapor CH3Cl from 10°C to -18°C.

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Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.