Stoichiometry 1 torr is equal to __________ mm Hg column. 1 1000 0.1 10 1 1000 0.1 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Btu/lb-mole.°R Kcal/kg-mole.°C Both B & C Kcal/kg-mole.°K Btu/lb-mole.°R Kcal/kg-mole.°C Both B & C Kcal/kg-mole.°K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of Adsorption Mixing Wetting Complete wetting Adsorption Mixing Wetting Complete wetting ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In the reaction, Ca + 2H₂O = Ca(OH)₂ + H₂ ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water? (atomic weight of calcium = 40) 1120 0.4 4480 2240 1120 0.4 4480 2240 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of atoms of oxygen present in 11.2 litres of ozone (O₃) at N.T.P. are 9.03 x 10²⁴ 1.20 x 10²⁴ 3.01 x 10²² 6.02 x 10²³ 9.03 x 10²⁴ 1.20 x 10²⁴ 3.01 x 10²² 6.02 x 10²³ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the State of aggregation & the state of combination at the beginning & the end of the reaction Temperature & pressure Number of intermediate chemical reactions involved None of these State of aggregation & the state of combination at the beginning & the end of the reaction Temperature & pressure Number of intermediate chemical reactions involved None of these ANSWER DOWNLOAD EXAMIANS APP
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