a) a few selected experimental conditions b) all experimental conditions c) low pressure alone d) high temperature alone Answer: b ...
View QuestionThe density of air is 0.00130 g/ml. The vapour density of air will be
a) 0.00065 b) 0.65 c) 14.4816 d) 14.56 Answer: d Explanation: VD of air = mass of 11200cc of ...
View QuestionThere are 6.02* 10^22 molecules each of N2, O2 and H2 which are mixed together at 760 mm and 273 K. The mass of the mixture in grams is
There are \[6.02* 10^{22}\] molecules each of \[N_{2},O_{2} andH_{2}\] which are mixed together at 760 mm and 273 ...
View QuestionSame mass of CH4 and H2 is taken in container, The partial pressure caused by H2 is
Same mass of \[CH_{4}and H_{2}\] is taken in container, The partial pressure caused by \[H_{2}\] is a) ...
View QuestionPressure of a mixture of 4 g of O2 and 2 g of H2 confined in a bulb of 1 litre at 0^0 C is
Pressure of a mixture of 4 g of \[O_{2}\] and 2 g of \[H_{2}\] confined in a bulb of ...
View QuestionThe volume of 0.0168 mol of O2 obtained by decomposition of KClO3 and collected by displacement of water is 428 ml at a pressure of 754 mm Hg at 25^0 C. The pressure of water vapour at 25^0 C is
The volume of 0.0168 mol of \[O_{2}\] obtained by decomposition of \[KClO_{3}\] and collected by displacement of water ...
View Question120 g of an ideal gas of molecular weight 40 g mol^-1 are confined to a volume of 20 L at 400 K. Using R=0.0821 L atm K^-1 mol^-1 , the pressure of the gas is
120 g of an ideal gas of molecular weight \[40 g mol^{-1}\] are confined to a volume of ...
View QuestionAn ideal gas will have maximum density when
a) P = 0.5 atm, T = 600 K b) P = 2 atm, T = 150 K
View QuestionThe compressibility of a gas is less than unity at STP. Therefore
a) \[V_{m}>22.4 litres\] b) \[V_{m}<22.4 litres\] c) \[V_{m}=22.4 litres\] d) \[V_{m}=44.8 litres\] Answer: b Explanation: Z = \[\frac{PV}{nRT} \] ...
View QuestionA gas will approach ideal behaviour at
a) low temperature and low pressure b) low temperature and high pressure c) high temperature and low pressure d) high temperature ...
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