Stoichiometry With rise in temperature, the solubility of ammonia in water at a fixed pressure Increases Decreases Increases exponentially Remains unchanged Increases Decreases Increases exponentially Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is 760 380 880 630 760 380 880 630 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Avogadro number is the number of molecules in one __________ of a gas. Gram Kilogram Litre Gm.mole Gram Kilogram Litre Gm.mole 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) 350 485 345 140 350 485 345 140 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant? 200°C 273°K 100°C 273°C 200°C 273°K 100°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The increase in the temperature of the aqueous solution will result in decrease of its Molarity Molality Weight % of the solute Mole fraction of the solute Molarity Molality Weight % of the solute Mole fraction of the solute ANSWER DOWNLOAD EXAMIANS APP
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