Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = 145 - (145/G) °Be = 200(G-1) °Be = (400/G) - 400 °Be = (140/G) - 130 °Be = 145 - (145/G) °Be = 200(G-1) °Be = (400/G) - 400 °Be = (140/G) - 130 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Measurement of the amount of dry gas collected over water from volume of moist gas is based on the Dalton's law of partial pressures Charle's law Boyle's law Avogadro's hypothesis Dalton's law of partial pressures Charle's law Boyle's law Avogadro's hypothesis ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. L/4th reduction Doubling Four fold increase No change L/4th reduction Doubling Four fold increase No change ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The combustion equations of carbon and carbon monoxide are as follows: C + O₂ = CO₂, ΔH = - 394 kJ/kg . mole CO + 1/2 O₂ = CO₂, ΔH = - 284.5 kJ/kg. mole. The heat of formation of CO is __________ kJ/kg. mole. +180 +109.5 +100 -109.5 +180 +109.5 +100 -109.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Neither A nor B Both A & B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Neither A nor B Both A & B Directly proportional to the mole of solute Inversely proportional to the mass of solvent ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? Baumme scale Twaddel scale API scale None of these Baumme scale Twaddel scale API scale None of these ANSWER DOWNLOAD EXAMIANS APP
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