Question

00
109. An aqueous solution of glucose is 10%. The volume
in which 1 mol of it is dissolved will be
(a) 0.9 L
(b) 9L
(c) 1.8 L
(d) 18 L
110. The pollution of SO2 in air is 10 ppm by volume.
The volume of SO2 per litre of air is
(a) 10-2 mL
(b) 10-'mL
(c) 10-4mL
(d) 10mL
111. The amount of zinc required to produce 224 mL of
H, at STP on treatment with dilute H2SO4 will be
(Zn=65)
(a) 0.65 g
(b) 6.5 g
(c) 65 g
(d) 0.065 g​

Answer 1

Answer:

109. (c) 1.8 L

110. (d) (d) 10 mL

111. (a) 0.65 g

Explanation:

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