Calculations:

Calculate the formula mass$/$molar mass of the anhydrous salt of your unknown sample $($show calculations$).$

Calculate the number of moles of the anhydrous salt $($show calculations$).$

Calculate the number of moles of water in the unknown hydrate $($molars mass of $H_{2}O=18\mathrm{.}02\frac{g}{m}ol).$ Show calculations.

Determine $x$ : show calculation step

$x=$

Molecular formula of your unknown hydrate

$48$

Calculations:

Calculate the formula mass$/$molar mass of the anhydrous salt of your unknown sample $($show calculations$).$

Calculate the number of moles of the anhydrous salt $($show calculations$).$

Calculate the number of moles of water in the unknown hydrate $($molars mass of $H_{2}O=18\mathrm{.}02\frac{g}{m}ol.$ Show calculations.

Determine X: show calculation step

$x=$

Molecular formula of your unknown hydrate