Stoichiometry Which of the following ratios defines the recycle ratio in a chemical process? Recycle stream/fresh feed stream Gross feed stream/recycle feed stream None of these Recycle stream/gross feed stream Recycle stream/fresh feed stream Gross feed stream/recycle feed stream None of these Recycle stream/gross feed stream ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm. 2.7 54 5.4 27 2.7 54 5.4 27 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the Atomic weight of the metal is 2 Equivalent weight of the metal is 4 Atomic weight of the metal is 4 Equivalent weight of the metal is 8 Atomic weight of the metal is 2 Equivalent weight of the metal is 4 Atomic weight of the metal is 4 Equivalent weight of the metal is 8 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16) 140 485 345 350 140 485 345 350 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry S.T.P. corresponds to 1 atm. absolute pressure & 15.5°C 760 torr & 0°C 101.325 kPa gauge pressure & 15.5°C 760 mm Hg gauge pressure & 15.5°C 1 atm. absolute pressure & 15.5°C 760 torr & 0°C 101.325 kPa gauge pressure & 15.5°C 760 mm Hg gauge pressure & 15.5°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a unit of pressure? Kilo-pascal Bar Newton/metre² Parsec Kilo-pascal Bar Newton/metre² Parsec ANSWER DOWNLOAD EXAMIANS APP