Stoichiometry The latent heat of vaporisation Decreases with increased temperature All of these Decreases as pressure increases Becomes zero at the critical point Decreases with increased temperature All of these Decreases as pressure increases Becomes zero at the critical point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N.T.P. corresponds to 101.325 KPa gauge pressure & 0°C 760 torr & 15°C 1 atm.absolute pressure& 0°C 760 mm Hg gauge pressure & 0°C 101.325 KPa gauge pressure & 0°C 760 torr & 15°C 1 atm.absolute pressure& 0°C 760 mm Hg gauge pressure & 0°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C. 2.42 1.987 1 4.97 2.42 1.987 1 4.97 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The combustion equations of carbon and carbon monoxide are as follows: C + O₂ = CO₂, ΔH = - 394 kJ/kg . mole CO + 1/2 O₂ = CO₂, ΔH = - 284.5 kJ/kg. mole. The heat of formation of CO is __________ kJ/kg. mole. +180 +109.5 +100 -109.5 +180 +109.5 +100 -109.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH₄ + 2O₂ → CO₂ + 2H₂O. Both the reactants and products are in gas phase. ΔH°298 = - 730 kJ/mole of methane. Mole fraction of water vapour in the product gases is about 0.40 0.19 0.67 0.33 0.40 0.19 0.67 0.33 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer co-efficient. 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 kcal/m².hr.°K = 1.163 W/m².°C 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 kcal/m².hr.°K = 1.163 W/m².°C 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K ANSWER DOWNLOAD EXAMIANS APP
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