The formula of the hydrated molecule will be [tex]CaSo_{4}. 2H_{2}O[/tex].
A chemical formula can be a statement that lists the quantity and kind of atoms that make up a substance's molecules.
The least component of a substance which possesses both its chemical as well as physical characteristics. One or even more atoms make up molecules.
Number of mole of [tex]CaSO_{4}[/tex] = 96.9 / 40.1 + 32 + 16.3 = 0.639
Number of mole of [tex]H_{2} O[/tex] = 23.1 / 18 = 1.28
Ratio of [tex]CaSO_{4}[/tex] = 1
Ratio of water = 2
Hence, the formula of this compound will be [tex]CaSo_{4}. 2H_{2}O[/tex].
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