Stoichiometry Assuming that CO₂ obeys perfect gas law, calculate the density of CO₂ (in kg/m³) at 263°C and 2 atm. 2 3 1 4 2 3 1 4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C? 43864 L/3 x 298/273 43832 43833 43864 L/3 x 298/273 43832 43833 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry pH value of H₂SO₄ (5% concentration) is 7 > 7 5 < 7 7 > 7 5 < 7 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 18.11 kJ 16.15 kJ 18.33 kJ 10.73 kJ 18.11 kJ 16.15 kJ 18.33 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of calorific value. 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/lb = 2.3 kcal/kg 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/lb = 2.3 kcal/kg 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be -136.5°C -136.5°K 0°C 0°K -136.5°C -136.5°K 0°C 0°K ANSWER DOWNLOAD EXAMIANS APP
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