Stoichiometry Recycling in a chemical process facilitates Heat conservation Enrichment of product All of these Increased yield Heat conservation Enrichment of product All of these Increased yield ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An oxidation process is accompanied by decrease in the Number of ions All of these Oxidation number Number of electrons Number of ions All of these Oxidation number Number of electrons 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) 1120 0.4 2240 4480 1120 0.4 2240 4480 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C. 4.97 1.987 1 2.42 4.97 1.987 1 2.42 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Gases diffuse faster compared to liquids because of the reason that the liquid molecules Are held together by stronger inter-molecular forces Have no definite shape Are heavier Move faster Are held together by stronger inter-molecular forces Have no definite shape Are heavier Move faster ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is CS₂ > C₂H₅OH > H₂O CS₂ > H₂O > C₂H₅OH H₂O > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O CS₂ > H₂O > C₂H₅OH H₂O > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH ANSWER DOWNLOAD EXAMIANS APP
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