Stoichiometry A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to X1/x2 1 - (x1/x2) 1/x2 X2/x1 X1/x2 1 - (x1/x2) 1/x2 X2/x1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat change for the reaction, C(s) + 2S(s) → CS₂(l), is 104.2 kJ. It represents the heat of Solution Fusion Combustion Formation Solution Fusion Combustion Formation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Dissolving a solute in a solvent does not change its Viscosity None of these Specific heat Vapour pressure Viscosity None of these Specific heat Vapour pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of atoms of oxygen present in 11.2 litres of ozone (O₃) at N.T.P. are 9.03 x 10²⁴ 3.01 x 10²² 1.20 x 10²⁴ 6.02 x 10²³ 9.03 x 10²⁴ 3.01 x 10²² 1.20 x 10²⁴ 6.02 x 10²³ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is 0.33 0.66 0.16 0.47 0.33 0.66 0.16 0.47 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Viscosity of atmospheric air may be about __________ centipoise. 15 150 0.015 1.5 15 150 0.015 1.5 ANSWER DOWNLOAD EXAMIANS APP
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