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 0.4 1120 2240 4480 0.4 1120 2240 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will Increase three fold Remain unaltered Decrease three fold Increase nine fold Increase three fold Remain unaltered Decrease three fold Increase nine fold ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One micron is equal to 10⁻⁴ mm Both B & C 10⁻⁶ m 10⁻⁴ cm 10⁻⁴ mm Both B & C 10⁻⁶ m 10⁻⁴ cm ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following ratios defines the recycle ratio in a chemical process? Recycle stream/gross feed stream Recycle stream/fresh feed stream None of these Gross feed stream/recycle feed stream Recycle stream/gross feed stream Recycle stream/fresh feed stream None of these Gross feed stream/recycle feed stream ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A liquid is in equilibrium with its vapor at its boiling point. On an average, the molecules in the liquid and gaseous phases have equal Kinetic energy Potential energy Total energy Intermolecular forces of attraction Kinetic energy Potential energy Total energy Intermolecular forces of attraction ANSWER DOWNLOAD EXAMIANS APP
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