25. What is the osmotic pressure of a 0.0020 mol
dm-3 sucrose solution at 20 ° C (molar gas constant, R = 8.314 JK -1 mol -1 ; 1 dm-3 = 0.001 m3 )
a. 4870 Pa
b. 4.87 Pa
c. 0.00487 Pa
d. 0.33 Pa
Ans. a
(15)
5/5 - (1 vote)
Related Posts:
You may also like
2.57 x 10 -3 bar. The molar mass of protein will be a. 31011 g mol -1 b. 61038 g mol -1 c. 51022 g mol -1 d. 122044 g mol -1 Ans. b (8)
24. 0.1 M NaCl and 0.05 M
7 June, 2022
BaCl2 solutions are separated by a semi permeable membrane in a container. For this system choose the correct answer. a. There is no movement of any solution across the membrane b. Water flows from BaCl2 solution towards NaCl solution c. …
35. Blood is isotonic with
7 June, 2022
a. 0.16 M NaCl b. Conc. NaCl c. 50% NaCl d. 30% NaCl Ans. a Explanation : 9g of NaCl is added in water to make 1L solution which is isotonic with blood. (8)