Weight of 0.2 moles of `CO_2` gas is _____ gram .

One mole of CO_2 contains

An equilibrium mixture of the reaction 2NO(g) +O_2(g) hArr 2NO_2(g) contains 0.120 mole of NO_2 , 0.080 mole of 0.640 mole of O_2 in a 4 litre flask at a constant temperature . The value K_c for the reaction at this temperature is :

The formation of phosgene is represented as , CO+ Cl_2 hArr COCl_2 The reaction is carried out in 500 ml flask. At equilibrium 0.3 mole of phosgene, 0.1 mole of CO and 0.1 mole of Cl_2 are present. What is the equilibrium constant of the reaction ?

What amount of KClO_3 is required to supply oxygen which is required for complete burning of 11.2 l of CO gas at NTP to CO_2 .

For two mole of an ideal gas:

The internal energy of one mole of a gas is:

The measured density of helium gas at NTP is 0.1784 gm per litre. What is the weight of 1 mole of this gas ?

What volume of CO_2 is liberated at NTP from 0.1 mole of CaCO_3 ?

What volume of CO_2 is liberated at STP from 0.1 mole of CaCo_3 ?