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. +816.15 -2448.45 -1632.3 +1632.3 +816.15 -2448.45 -1632.3 +1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of neutralisation of HCl and NaOH is - 57.46 kJ/Kg mole. The heat of ionisation of water will be __________ kJ/Kg mole. 57.46 -57.46 114.92 -28.73 57.46 -57.46 114.92 -28.73 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following ideal gas laws are not applicable to mixture of gases ? Dalton's law Amgat's law Boyle's law & Charle's Law None of these Dalton's law Amgat's law Boyle's law & Charle's Law None of these 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)? A₂B AB₂ AB₃ A₂B₃ A₂B AB₂ AB₃ A₂B₃ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong conversion formula for the conversion of weight units : 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons 1 tonne = 1000 kg = 22.046 lbs 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton None of these 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons 1 tonne = 1000 kg = 22.046 lbs 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids heavier than water? (400/G) - 400 (141.5/G) - 131.5 200(G-1) 145 - (145/G) (400/G) - 400 (141.5/G) - 131.5 200(G-1) 145 - (145/G) ANSWER DOWNLOAD EXAMIANS APP
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