Show that there is a mass of (4.8 x 10^-3)kg of steam above the water when the temperature is 122 Celcius?
Volume of Steam = 4.2 x 10^-3 (metres cubed)
Pressure of steam= 2.1 x 10^-5 (Pa)
molar mass of water = 18g per mole
molar gas constant = 8.3 Joules/mol/K
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