1.

If there are x atoms in 18 g carbon, then how many atoms will be there in 12 g magnesium ?

Answer»

x
2x
`(x)/(2)`
`(x)/(3)`

SOLUTION :MOLE of C = `(18)/(12)` = 1.5 mole = x atoms
Mole of Mg = `(12)/(24)` = 0.5 mole
= `(0.5)/(1.5) x =(x)/(3)`


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