Stoichiometry The chemical nature of an element is independent of The number of protons or electrons present in it Its atomic number The number of neutrons present in it None of these The number of protons or electrons present in it Its atomic number The number of neutrons present in it None of these 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. 46 -92 -23 92 46 -92 -23 92 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law. Amgat's Dalton's GayLussac's Avogadro's Amgat's Dalton's GayLussac's Avogadro's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a colligative property? Osmotic pressure Lowering of vapor pressure Depression of freezing point None of these Osmotic pressure Lowering of vapor pressure Depression of freezing point None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of a substance is Higher for solid state than for liquid state Greater for liquid state than for solid state Lower for liquid state than for gaseous state Equal for solid and liquid states below melting point Higher for solid state than for liquid state Greater for liquid state than for solid state Lower for liquid state than for gaseous state Equal for solid and liquid states below melting point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry No cooling occurs, when an ideal gas undergoes unrestrained expansion, because the molecules Are above the inversion temperature Do work equal to loss in kinetic energy Collide without loss of energy Exert no attractive force on each other Are above the inversion temperature Do work equal to loss in kinetic energy Collide without loss of energy Exert no attractive force on each other ANSWER DOWNLOAD EXAMIANS APP
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