Teaching UP B.Ed (Paper 1 & 2) Mock Test 2025 Chemistry Some Basic Concepts of Chemistry Mole Concept
The formula of a hydrated salt of barium is BaCl2. XH2O. If 1.936 g of this compound gives 1.846 g of anhydrous BaSO4 on treatment with H2SO4, the value of X is:
1
7
2
5
3
3
4
2