Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 43834 43832 4 √2 43834 43832 4 √2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One micron is equal to 10⁻⁴ mm 10⁻⁴ cm Both B & C 10⁻⁶ m 10⁻⁴ mm 10⁻⁴ cm Both B & C 10⁻⁶ m ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Raoult's law is not applicable to the Concentrated solutions Solutions containing non-volatile solute Solutes which dissociate or associate in the particular solution Both B & C Concentrated solutions Solutions containing non-volatile solute Solutes which dissociate or associate in the particular solution Both B & C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction) Δ H >ΔH Δ H >ΔH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state. Either A or B; depends on the nature of the substance Less Same More Either A or B; depends on the nature of the substance Less Same More ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Average molecular weight of air is about 79 23 21 29 79 23 21 29 ANSWER DOWNLOAD EXAMIANS APP
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