10-11-2022
Chemistry

contestada

Liquid ammonia can be used as a refrigerant and heat transfer fluid. How much energy is needed to heat 35.0 g of NH3(l) from 223.15 K to 258.15 K?

boiling point = 239.75 K
Specific heat capacity, NH3(l) = 4.7 J/(g-K)
Specific heat capacity, NH3(g) = 2.2 J/(g-K)
Heat of vaporization = 1.38 kJ/g

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