Stoichiometry For a reacation, X → Y, if the concentration of 'X' is tripled; the rate becomes nine times. The order of reaction is 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? Twaddel scale None of these Baumme scale API scale Twaddel scale None of these Baumme scale API scale ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of __________ of a fuel is called its calorific value. Formation Combustion Vaporisation Reaction Formation Combustion Vaporisation Reaction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. √2 4 43832 43834 √2 4 43832 43834 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times. 100 70 10 20 100 70 10 20 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg. 80.38 79.62 80 78.51 80.38 79.62 80 78.51 ANSWER DOWNLOAD EXAMIANS APP