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? 15 20 10 5 15 20 10 5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Increase in molecular attraction Decrease in mean free path Increased collision rate among molecules Increase in average molecular speed Increase in molecular attraction Decrease in mean free path Increased collision rate among molecules Increase in average molecular speed ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Mass number of an atom is the sum of the numbers of Both A & B Protons and electrons Neutrons and electrons Neutrons and protons Both A & B Protons and electrons Neutrons and electrons Neutrons and protons ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy of a vapor gas mixture may be increased by increasing the All of these Temperature at constant humidity Humidity at constant temperature Temperature and the humidity All of these Temperature at constant humidity Humidity at constant temperature Temperature and the humidity ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solutions having the same osmotic pressure are called __________ solutions. Isotonic Ideal Saturated Dilute Isotonic Ideal Saturated Dilute ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces? (p +a/v²) (V - b) 1/RT RT (p +a/v²) (V - b) 1/RT RT ANSWER DOWNLOAD EXAMIANS APP
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