Calculate the temperature of '4.0' omoles of a gas occupying '5 dm^3' at '3.32' bar '[R=0.083bar dm^3 K^(-1) mol^(-1)]'

Calculate the 'total pressire in a mixture of 8gm of dioxygen and '4 g' of dihydrogen confined in a vessel of '1 dm^3' at '27^circ C . R=0.083' bar 'dm^3 K^(-1) mol^(-1)'

Pay load is defined as the difference between the mass of displaced air. and the mass : of the balloon. Calculate the pay load when a balloon of radius '10 m', mass '100 kg' is filled with helium at '1.66' bar at '27^circ C' (Density of air '=1.2 kg m^(-3), R=0.083' bar '.d m^3 K^(-1) m o l^(-1))'

Calculate the total pressure in a mixture of 3.5 g of dinitrogen and 16 g of dioxygen confined in a vessel of 2 dm^3 at 27^@C . (R = 0.083 bar dm^3k^-1mol^-1)

Calculate the volume occupied by 8.8 g of CO_2 at 31.1°C and 1 Bar pressure ( R= 0.083 Bar L K^(-1) mol^(-1) )

Calculate the number of moles of hydrogen present in 10 dm^(3) of the gas at 25^(@)C and 1.5 atm pressure.

Energy required for excitation of electron in 1 mole H atom from ground state to 3^(rd) excited state is 2.67 times (lesser than) dissociation energy per mole of H_(2(g)) . Calculate the amount of energy needed to excite each H atom of H_(2(g)) confined in 1 L at 27^(@)C and 1 bar pressure. (R=0.083 bar litre K^(-1)" mol"^(-1), R_(B)=1.1xx10^(-7) m^(-1) ).