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. +100 +180 +109.5 -109.5 +100 +180 +109.5 -109.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A sugar solution containing __________ percent sugar is equivalent to 1 Brix. 0.01 0.1 10 1 0.01 0.1 10 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The unit of specific heat at constant pressure, Cp, in SI unit is W/m°K J/kg°K W/m²°C J/m³°K W/m°K J/kg°K W/m²°C J/m³°K 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 ) ? Both B and C 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 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In a mixture of benzene vapor and nitrogen gas at a total pressure of 900 mm Hg, if the absolute humidity of benzene is 0.2 kg benzene/kg nitrogen, the partial pressure of benzene in mm Hg is 180 200 720 60.3 180 200 720 60.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In a neutral solution OH⁻ ions are absent Both H⁺ and OH⁻ ions are present in very small but equal concentration H⁺ ions are absent None of these OH⁻ ions are absent Both H⁺ and OH⁻ ions are present in very small but equal concentration H⁺ ions are absent None of these ANSWER DOWNLOAD EXAMIANS APP
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