In this, if the options weren't there, couldn't it have been YX 2  (2 in subscript)

Asked by drhimasingh | 22nd May, 2020, 11:39: AM

Expert Answer:

 
 
Element % of mass At. wt. fraction numerator percent sign mass over denominator At. space wt. end fraction Simple ratio
 X 50  10   2
 Y 50  20  2.5 
 
Therefore, Molecular formula will be X2Y or YX2

Answered by Ramandeep | 22nd May, 2020, 08:11: PM