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. -109.5 +180 +109.5 +100 -109.5 +180 +109.5 +100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is 40732 2676 2263 540 40732 2676 2263 540 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? API scale Twaddel scale Baumme scale None of these API scale Twaddel scale Baumme scale None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 bar is almost equal to __________ atmosphere. 1 1000 100 10 1 1000 100 10 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 0°C -136.5°K 0°K -136.5°C 0°C -136.5°K 0°K -136.5°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer co-efficient. 1 kcal/m².hr.°K = 1.163 W/m².°C 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 kcal/m².hr.°K = 1.163 W/m².°C 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K ANSWER DOWNLOAD EXAMIANS APP
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