Stoichiometry The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm. 65 0.065 0.65 6.5 65 0.065 0.65 6.5 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 Basic Neutral Of the same acidity More acidic Basic Neutral ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The quantity of heat required to evaporate 1 kg of a saturated liquid is called Latent heat 1 Kcal Sensible heat Specific heat Latent heat 1 Kcal Sensible heat Specific heat ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour? 20 10 15 5 20 10 15 5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor. Saturated Superheated Dry gaseous Unsaturated Saturated Superheated Dry gaseous Unsaturated ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer co-efficient. 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 kcal/m².hr.°K = 1.163 W/m².°C 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 kcal/m².hr.°K = 1.163 W/m².°C 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 W/m² . °C = 0.1761 BTU/ft².hr.°F ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS