Chemical Engineering Thermodynamics
Throttling process is a/an __________ process.

Reversible and isothermal
Reversible and constant enthalpy
Reversible and constant entropy
Irreversible and constant enthalpy

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Chemical Engineering Thermodynamics
A large iceberg melts at the base, but not at the top, because of the reason that

The iceberg remains in a warmer condition at the base
Ice at the base contains impurities which lowers its melting point
All of these
Due to the high pressure at the base, its melting point reduces

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