Stoichiometry Disappearance of snow in subzero weather exemplifies the process of Evaporation Sublimation Vaporisation Melting Evaporation Sublimation Vaporisation Melting ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm. 65 0.065 0.65 6.5 65 0.065 0.65 6.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is 760 380 880 630 760 380 880 630 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of None of these The number of protons or electrons present in it Its atomic number The number of neutrons present in it None of these The number of protons or electrons present in it Its atomic number The number of neutrons present in it ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is Increased with decrease in pressure Independent of temperature Unchanged with pressure changes Increases with rise in pressure Increased with decrease in pressure Independent of temperature Unchanged with pressure changes Increases with rise in pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A bypass stream in a chemical process is useful, because it Facilitates better control of the process None of these Increases the yield of products Improves the conversion Facilitates better control of the process None of these Increases the yield of products Improves the conversion ANSWER DOWNLOAD EXAMIANS APP
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