Which of the following molecules has the largest root mean square velocity at 25°C
Which of the following molecules has the largest root mean square velocity at 25°C Options (a) NH₃ (b) SO₂ (c)…
7 years ago
States of Matter Gases and Liquids
A helium, molecule is two times heavier than a hydrogen molecule at 298 K
A helium, molecule is two times heavier than a hydrogen molecule at 298 K. The average kinetic energy of a…
7 years ago
At what pressure a gas, which occupies 100 mL at a pressure of 720 mm
At what pressure a gas, which occupies 100 mL at a pressure of 720 mm, will occupy a volume of…
7 years ago
If the ratio of the rates of diffusion of two gases A and B is 4 : 1. Then the ratio
If the ratio of the rates of diffusion of two gases A and B is 4 : 1. Then the…
7 years ago
Which of the following statement is not correct
Which of the following statement is not correct Options (a) The units of surface tension are dynes cm⁻¹ (b) The…
7 years ago
The boiling point of water decreases at higher altitudes because
The boiling point of water decreases at higher altitudes because Options (a) the atmospheric pressure is low (b) the temperature…
7 years ago
Measurement of the dry gas from the volume of moist gas is based on
Measurement of the dry gas from the volume of moist gas is based on Options (a) Boyle's law (b) Avogadro's…
7 years ago
A real gas most closely approaches the behaviour of an ideal gas at
A real gas most closely approaches the behaviour of an ideal gas at Options (a) 15 atm and 200 K…
7 years ago
To which of the followings the Dalton’s law of partial pressure is not applicable
To which of the followings the Dalton's law of partial pressure is not applicable Options (a) H₂ and He (b)…
7 years ago
What is the pressure of 64g O₂ enclosed in a cylinder of 20 litres at 27⁰C
What is the pressure of 64g O₂ enclosed in a cylinder of 20 litres at 27⁰C Options (a) 2.5 atm…
7 years ago