92. The weight percent of sucrose in an aqueous solution is 3.42. The density of the solution is
1g mL-1 , the concentration of sucrose in the solution in mol L-1 is:
a. 0.01
b. 0.1
c. 1.0
d. 10
Ans. b
(21)
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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 (9)
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 (17)