Stoichiometry An ideal gas can be liquified, because It gets solidified directly without becoming liquid Its molecular size is very small Forces operative between its molecules are negligible Its critical temperature is more than 0°C It gets solidified directly without becoming liquid Its molecular size is very small Forces operative between its molecules are negligible Its critical temperature is more than 0°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In the reaction, Ca + 2H₂O = Ca(OH)₂ + H₂ ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water? (atomic weight of calcium = 40) 4480 1120 0.4 2240 4480 1120 0.4 2240 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A compound was found having nitrogen and oxygen in the ratio 28 gm and 80 gm respectively. The formula of the compound is N₂O₃ N₂O₄ None of these N₂O₅ N₂O₃ N₂O₄ None of these N₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules Do work equal to loss in kinetic energy Do not exert attractive force on each other Do not lose energy on collision Are above the inversion temperature Do work equal to loss in kinetic energy Do not exert attractive force on each other Do not lose energy on collision Are above the inversion temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal __________ in the two phases. Kinetic energy Intermolecular forces Potential energy Total energy Kinetic energy Intermolecular forces Potential energy Total energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer rate. 1 kcal/m².hr = 0.3687 BTU/ft².hr = 1.163 Watt/m² 1 BTU/ft².hr = 2.712 kcal/m².hr 1 kcal/hr= 1.163 Watt 1 Watt = 1.163 kcal/hr 1 kcal/m².hr = 0.3687 BTU/ft².hr = 1.163 Watt/m² 1 BTU/ft².hr = 2.712 kcal/m².hr 1 kcal/hr= 1.163 Watt 1 Watt = 1.163 kcal/hr ANSWER DOWNLOAD EXAMIANS APP