Stoichiometry Pick out the wrong unit conversion of temperature. Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F °C = (F- 32) x 0.555 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Real gases approach ideal behaviour at High pressure & low temperature Low pressure & low temperature Low pressure & high temperature High pressure & high temperature High pressure & low temperature Low pressure & low temperature Low pressure & high temperature High pressure & high temperature 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. +816.15 -2448.45 +1632.3 -1632.3 +816.15 -2448.45 +1632.3 -1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat of vaporisation __________ with increase in pressure. Becomes zero at critical pressure Increases Decreases Both B and C Becomes zero at critical pressure Increases Decreases Both B and 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) 0.4 1120 4480 2240 0.4 1120 4480 2240 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One of the specific gravity scales is "Brix" (used speicifically for sugar solution). It is defined as Brix = 145 - (145/G) Brix = 200 (G-1) Brix = (400/G) - 400 None of these Brix = 145 - (145/G) Brix = 200 (G-1) Brix = (400/G) - 400 None of these ANSWER DOWNLOAD EXAMIANS APP
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