53 Two elements A and B combine to form two compounds A B and A2B5 If 0 2 mol of A B weighs 8 8 g and 0 1 mol of A2B5 weighs 10

Question

53 Two elements A and B combine to form two compounds A B and A2B5 If 0 2 mol of A B weighs 8 8 g and 0 1 mol of A2B5 weighs 10 8 g then atomic weight of A and B respectively are 1 16 u 12 u 2 12 u 16 u 3 14 u 16 u 4 16 u 14 u 54 If vapour density of a triatomic gas X3 is 150 then atomic mass of X is 1 60 u 3 100 u 2 90 u 4 120 u

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