Stoichiometry One of the specific gravity scales is "Brix" (used speicifically for sugar solution). It is defined as Brix = 145 - (145/G) None of these Brix = (400/G) - 400 Brix = 200 (G-1) Brix = 145 - (145/G) None of these Brix = (400/G) - 400 Brix = 200 (G-1) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In physical adsorption, as compared to chemisorption, the Heat of adsorption is very large Quantity adsorbed per unit mass is higher Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction Heat of adsorption is very large Quantity adsorbed per unit mass is higher Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the Percentage saturation Relative humidity Relative saturation None of these Percentage saturation Relative humidity Relative saturation None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A 'limiting reactant' is the one, which decides the __________ in the chemical reacation. Rate constant None of these Conversion Equilibrium constant Rate constant None of these Conversion Equilibrium constant ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole. 92 -92 -23 46 92 -92 -23 46 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 8 6 12 10 8 6 12 10 ANSWER DOWNLOAD EXAMIANS APP
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