Stoichiometry A solution having a pH value of 5 is less acidic than the one having a pH value of 2 by a factor of 3 None of these 1000 100 3 None of these 1000 100 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 0.67 0.40 0.33 0.19 0.67 0.40 0.33 0.19 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. Doubling Four fold increase No change L/4th reduction Doubling Four fold increase No change L/4th reduction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately 20 17 34 25 20 17 34 25 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong conversion formula for the conversion of weight units : 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton None of these 1 tonne = 1000 kg = 22.046 lbs 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton None of these 1 tonne = 1000 kg = 22.046 lbs ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Internal energy of a substance comprises of the __________ energy. Rotational All of these Translational Vibrational Rotational All of these Translational Vibrational ANSWER DOWNLOAD EXAMIANS APP
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