IIT JEE Questions And Answers :: Solutions: part3



IIT JEE : Solutions QUESTIONS AND ANSWERS :: part3 : 11 to 15

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

11.The molecular mass of ethyl alcohol is 46. The molality of a solution of ethyl alcohol in water containing 23.0 g of ethyl alcohol in 500 ml solution is

2.5 M
3.0 M
1.0 M
1.5 M

12.The molarity of pure water is

90
556
55.6
9

13.Osmotic pressure of a solution increases by

decreasing the temperature
increasing the volume
increasing the number of molecules of the solute
none of the above.

14.Two beakers contain 1 L and 250 ml of pure water respectively. What is same in them?

number of moles
number of molecules
molarity
mass.

15.18% (W/V) solution of urea (Mol. Mass = 60) is

1 M
2 M
0.3 M
3 M.

More Solutions QUESTIONS AND ANSWERS available in next pages

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