2 3 2 Suppose the elements X and Y combine to form two compounds XY and X Y When 0 1 mole of XY2 weighs 10 g and 0 05 mole of X

Question

2 3 2 Suppose the elements X and Y combine to form two compounds XY and X Y When 0 1 mole of XY2 weighs 10 g and 0 05 mole of X Y weighs 9 g the atomic weights of X and Y are a 40 30 c 20 30 b 60 40 d 30 20

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