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 18.33 kJ 16.15 kJ 10.73 kJ 18.11 kJ 18.33 kJ 16.15 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is C₄H9OH C2H33OH C₃H21OH (C₂H₄)2H₂.OH C₄H9OH C2H33OH C₃H21OH (C₂H₄)2H₂.OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Average molecular weight of air is about 29 79 21 23 29 79 21 23 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1 Nm³ of O₂ contains 'N' number of molecules, then number of molecules in 2Nm³ of SO₂ will be 4N N/2 N 2N 4N N/2 N 2N ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 Kcal/kg. °C is equivalent to __________ BTU/lb. °F. 1 4.97 None of these 2.42 1 4.97 None of these 2.42 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole. +1632.3 +816.15 -2448.45 -1632.3 +1632.3 +816.15 -2448.45 -1632.3 ANSWER DOWNLOAD EXAMIANS APP
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