Question

54. 2 mole of ethyl alcohol are present with 6 mole
of water. The mole fraction of alcohol is:
a) 0.5 b) 0.75 c) 0.15 d) 0.25 G
55. The molarity of 2 N H2SO4is:
a) 1 M . b)2 M c) 3 M . d)4 M
56. The molarity of pure water is:
a) 55.6 b) 50 c) 100 d) 18
57. Volume of 0.1 M NaOH needed for the
neutralisation of 20 mL of 0.05 M oxalic acid
is:
a) 10 ml b) 15mL c) 20 mL d) 30 mL​

Answer 1

Answer:

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