Question

write the chemical formula of Xandy​

Answer 1

Explanation:

Emp. formula =X2Y, At. wt. of X=10, At. wt. of Y=5

∴ Empirical formula mass =2×10+5=25

If Vapour density V.D.=25

Mol. Mass =V.D.×2=25×2=50u

n=Emp.formula massMol.Mass=2550=2

Mol. formula =Emp.formula×2=X2Y×2

=X4Y2.

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