Steam Boilers, Engines, Nozzles and Turbines
For water, at pressures below atmospheric;

Melting point drops slightly and boiling point drops slightly
Melting point rises slightly and boiling point drops markedly
Melting point drops slightly and boiling point drops markedly
Melting point rises markedly and boiling point drops markedly

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Steam Boilers, Engines, Nozzles and Turbines
Stoichiometric quantity of air is the

Air required for complete combustion of fuel with no excess air
Air required to convert CO into CO₂
Air required for optimum combustion so as to have reasonable excess air
Air present in atmosphere at NTP conditions

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