Stoichiometry Elements in a periodic table are arranged in order of their Atomic number Mass number Metallic characteristics Atomic weight Atomic number Mass number Metallic characteristics Atomic weight ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At standard conditions, N₂ + 2O₂ ⇋ 2NO₂; ΔG° = 100 kJ/moleNO + ½O₂ ⇋ 2NO₂; ΔG° = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is 170 30 15 85 170 30 15 85 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be Of the same acidity More acidic Neutral Basic Of the same acidity More acidic Neutral Basic 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. 20 100 10 70 20 100 10 70 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of water is given by, in Psat = A - (5000/T), where A is a constant, Psat is the vapour pressure in atm. and T is the temperature in K.The vapor pressure of water in atm. at 50°C is approximately 0.11 0.07 0.09 0.13 0.11 0.07 0.09 0.13 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest? 30 c.c acid and 30 c.c base 35 c.c acid and 15 c.c base 15 c.c acid and 35 c.c base 20 c.c acid and 25 c.c base 30 c.c acid and 30 c.c base 35 c.c acid and 15 c.c base 15 c.c acid and 35 c.c base 20 c.c acid and 25 c.c base ANSWER DOWNLOAD EXAMIANS APP
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