Stoichiometry Pick out the wrong unit conversion of heat transfer co-efficient. 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 1 W/m² . °C = 0.1761 BTU/ft².hr.°F ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Volume occupied by one gm mole of a gas at S.T.P. is 22400 litres 22.4 litres 359 litres 22.4 c.c 22400 litres 22.4 litres 359 litres 22.4 c.c 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. +109.5 +100 +180 -109.5 +109.5 +100 +180 -109.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m³ . The diffusivity of aniline in air is 0.74xl0⁻⁵m²/s.The numerical value of mass transfer co-efficient is 7.4 x 10⁻³. The rate of evaporation of aniline is 2.97 x 10⁻⁴. Its units are Mole/cm². s Mole/s Mole/m² . s Kmole/m² . s Mole/cm². s Mole/s Mole/m² . s Kmole/m² . s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Neither A nor B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Both A & B Neither A nor B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Kcal/kg-mole.°C Btu/lb-mole.°R Both B & C Kcal/kg-mole.°K Kcal/kg-mole.°C Btu/lb-mole.°R Both B & C Kcal/kg-mole.°K ANSWER DOWNLOAD EXAMIANS APP
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