Stoichiometry Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10⁻³ T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to - 100°C is 18.33 kJ 16.15 kJ 10.73 kJ 18.11 kJ 18.33 kJ 16.15 kJ 10.73 kJ 18.11 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N.T.P. corresponds to 101.325 KPa gauge pressure & 0°C 1 atm.absolute pressure& 0°C 760 mm Hg gauge pressure & 0°C 760 torr & 15°C 101.325 KPa gauge pressure & 0°C 1 atm.absolute pressure& 0°C 760 mm Hg gauge pressure & 0°C 760 torr & 15°C 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 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times. 1000 10000 100 10 1000 10000 100 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The effect of pressure on the heat capacity of the gases __________ is negligible. Both A & B Neither A nor B At pressure below one atmosphere Below the critical temperature Both A & B Neither A nor B At pressure below one atmosphere Below the critical temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Volume percent for gases is equal to the Mole percent only for ideal gases Weight percent only for ideal gases Weight percent Mole percent Mole percent only for ideal gases Weight percent only for ideal gases Weight percent Mole percent ANSWER DOWNLOAD EXAMIANS APP
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