Stoichiometry The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole. -2448.45 +1632.3 +816.15 -1632.3 -2448.45 +1632.3 +816.15 -1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Ideal solution is formed, when its components have zero Both A & B Heat of mixing Neither A nor B Volume change Both A & B Heat of mixing Neither A nor B Volume change ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in the solute concentration, the specific heat of aqueous solutions Remains unchanged Decreases Increases Either A or B; depends on the type of solution Remains unchanged Decreases Increases Either A or B; depends on the type of solution ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecular velocity of a real gas is proportional to (where, T = absolute temperature of the gas). √T T² 1/√T T √T T² 1/√T T ANSWER DOWNLOAD EXAMIANS APP
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 1 - (x1/x2) 1/x2 X1/x2 X2/x1 1 - (x1/x2) 1/x2 X1/x2 X2/x1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One 'Therm' is equivalent to 10⁹ kcal 10⁵ kcal 10⁹ BTU 10⁵ BTU 10⁹ kcal 10⁵ kcal 10⁹ BTU 10⁵ BTU ANSWER DOWNLOAD EXAMIANS APP
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