Stoichiometry A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is 0.66 0.33 0.47 0.16 0.66 0.33 0.47 0.16 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg/cm² is equal to 1 metre of water column 760 torr 10 metres of water column 1KPa 1 metre of water column 760 torr 10 metres of water column 1KPa ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10⁻³ T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to - 100°C is 10.73 kJ 16.15 kJ 18.33 kJ 18.11 kJ 10.73 kJ 16.15 kJ 18.33 kJ 18.11 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature. Varies linearly Decreases Does not vary Increases Varies linearly Decreases Does not vary Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 Kcal/kg. °C is equivalent to __________ BTU/lb. °F. None of these 2.42 1 4.97 None of these 2.42 1 4.97 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of Its atomic number None of these The number of protons or electrons present in it The number of neutrons present in it Its atomic number None of these The number of protons or electrons present in it The number of neutrons present in it ANSWER DOWNLOAD EXAMIANS APP
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