Stoichiometry Specific gravity on API scale is given by the relation(where, G = specific gravity at 15.5°C). °API = (140/G) - 130 °API = 145 - (145/G) °API = 200(G - 1) °API = (141.5/G) - 131.5 °API = (140/G) - 130 °API = 145 - (145/G) °API = 200(G - 1) °API = (141.5/G) - 131.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Inversely proportional to the mass of solvent Directly proportional to the mole of solute Neither A nor B Both A & B Inversely proportional to the mass of solvent Directly proportional to the mole of solute Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The osmotic pressure of a solution is directly proportional to the Molecular concentration of the solute All of these Absolute temperature of a given concentration Lowering of vapor pressure Molecular concentration of the solute All of these Absolute temperature of a given concentration Lowering of vapor pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C? 43833 L/3 x 298/273 43864 43832 43833 L/3 x 298/273 43864 43832 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing ) ? ΔV = 0 ΔH = 0 ΔH = 1 (+ ve)and Δ V = -ve Both B and C ΔV = 0 ΔH = 0 ΔH = 1 (+ ve)and Δ V = -ve Both B and C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas mixture contains 6 moles of H₂ and 2 moles of N₂. If the total pressure of the gaseous mixture is 4 kgf/cm² ; then the partial pressure of N₂ in the mixture will be __________ kgf/cm² . 8 4 1 2 8 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
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