NAT I Medical Chemistry With Answers

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NAT I Medical Chemistry

Sr. # Questions Answers Choice
1 Wt. of 112 ml of oxygen at NTP on liquefaction would be 0.32 g 0.64 g 0.16 g 0.96 g
2 The weight of 11.2 liters of CO2 at S.T.P. would be 88 g 44 g 32 g 22 g
3 The number of atoms in 0.0004 g of magnesium is close to 24 2 x 10<sup>20</sup> 10<sup>20</sup> 6.02 x 10<sup>23</sup>
4 One mole of a gas refers to The number of molecules in one litre of gas The number of molecules in one gram of gas The number of molecules contained in 12 grams of <sup>12</sup>C isotope The number of molecules in 22.4 liters of a gas at S.T.P.
5 The relative rate of diffusion of a gas (molecular wright - 128) as compared to oxygen is 2 times 1/4 1/8 1/2
6 The relative rates of diffusion of a gas (Mol, wt. - 98) as compared to hydrogen will be 1/7 1/5 1/4 1
7 The kinetic theory of gases predicts that total kinetic energy of a gaseous assembly depends on Pressure of the gas Temperature of the gas Volume of the gas Pressure temperature and volume of the gas
8 Which of the following statement is correct if the intermolecular forces in liquids A, B and C are in the order A < B < C? B evaporates more readily than A B evaporates less readily than C A and B evaporates at the same rate A evaporates more readily than C
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