Stoichiometry Volume percent for gases is equal to the Weight percent only for ideal gases Mole percent only for ideal gases Mole percent Weight percent Weight percent only for ideal gases Mole percent only for ideal gases Mole percent Weight percent ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Percentage saturation of a vapor bearing gas is always __________ the relative saturation. Higher than Equal to Smaller than Either A or B; depends on the system Higher than Equal to Smaller than Either A or B; depends on the system ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole. -92 92 -23 46 -92 92 -23 46 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in temperature, the surface tension of water Increases Increases linearly Decreases Remains constant Increases Increases linearly Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. If, at a total pressure of one standard atm. exerted by the vapours of water and toluene, the mole fraction of water Xw in the vapour phase satisfies 0.5 < Xw < 1.0 0 < Xw < 0.5 Xw = 1.0 Xw = 0.5 0.5 < Xw < 1.0 0 < Xw < 0.5 Xw = 1.0 Xw = 0.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of None of these Its atomic number The number of neutrons present in it The number of protons or electrons present in it None of these Its atomic number The number of neutrons present in it The number of protons or electrons present in it ANSWER DOWNLOAD EXAMIANS APP
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