Stoichiometry __________ equation gives the effect of temperature on heat of reaction. Kistyakowsky Kirchoffs Antonie Maxwell's Kistyakowsky Kirchoffs Antonie Maxwell's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids. Neither A nor B Non-polar Both A & B Polar Neither A nor B Non-polar Both A & B Polar ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be -136.5°K 0°K -136.5°C 0°C -136.5°K 0°K -136.5°C 0°C 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 5.4 27 54 2.7 5.4 27 54 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20)? A₂B₃ AB₃ AB₂ A₂B A₂B₃ AB₃ AB₂ A₂B 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
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