physical chemistry

1 mole of element x has mass, 0.444 times the mass of 1mole of element Y. one average atom of element x has mass 2.96 times the mass of one atom of ^12c. what is the atomic wt. of Y?

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asked by veer
  1. X = 0.444*Y
    X = 2.96*12
    Y = ?

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