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Two element A of atomic weight 75 and B of atomic weight 16 combine two yield a product the percentage by weight of A in the compound was found to be 75.08 the formula of compound is

Answer A2B3

Posted by Pulkit Bajpai 6 years, 10 months ago

Entrance Exam > JEE main > Chemistry

1 answers

Payal Singh 6 years, 10 months ago

Element	Percentage by weight	Atomic weight	Relative no. of atoms	Simple ratio
A	75.8	75	75.8/75 = 1.01	2
B	24.2	16	24.2/16= 1.51	3

Therefore the formula of the compound is A₂B₃.

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