Stoichiometry The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be Basic Neutral Of the same acidity More acidic Basic Neutral Of the same acidity More acidic ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An oxidation process is accompanied by decrease in the All of these Number of ions Oxidation number Number of electrons All of these Number of ions Oxidation number Number of electrons 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 43834 4 43832 √2 43834 4 43832 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In physical adsorption, as compared to chemisorption, the Heat of adsorption is very large Rate of adsorption is controlled by the resistance to surface reaction Activation energy is very high Quantity adsorbed per unit mass is higher Heat of adsorption is very large Rate of adsorption is controlled by the resistance to surface reaction Activation energy is very high Quantity adsorbed per unit mass is higher ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How many phases are present at eutectic point? 2 1 3 Unpredictable 2 1 3 Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately 17 34 25 20 17 34 25 20 ANSWER DOWNLOAD EXAMIANS APP