Stoichiometry Which of the following is an exothermic reaction? None of these Conversion of graphite to diamond Decomposition of water Dehydrogenation of ethane to ethylene None of these Conversion of graphite to diamond Decomposition of water Dehydrogenation of ethane to ethylene ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to 1/x2 1 - (x1/x2) X2/x1 X1/x2 1/x2 1 - (x1/x2) X2/x1 X1/x2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For a reacation, X → Y, if the concentration of 'X' is tripled; the rate becomes nine times. The order of reaction is 2 1 3 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure of the solution can be increased by Diluting the solution Increasing the volume of the vessel containing the solution None of these Decreasing its temperature Diluting the solution Increasing the volume of the vessel containing the solution None of these Decreasing its temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An ideal gas can be liquified, because Forces operative between its molecules are negligible Its molecular size is very small It gets solidified directly without becoming liquid Its critical temperature is more than 0°C Forces operative between its molecules are negligible Its molecular size is very small It gets solidified directly without becoming liquid Its critical temperature is more than 0°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the Atomic weight of the metal is 4 Equivalent weight of the metal is 8 Equivalent weight of the metal is 4 Atomic weight of the metal is 2 Atomic weight of the metal is 4 Equivalent weight of the metal is 8 Equivalent weight of the metal is 4 Atomic weight of the metal is 2 ANSWER DOWNLOAD EXAMIANS APP