Use the following data and steps below to calculate the formula of the copper chloride hydrate. Empty aluminum pan was 0.4661 g. A 0.8390 g sample of CuCl2×x H20 was placed in the pan and heated. The final mass of the brown CuCl2 in the aluminum pan was 1.1357 g. How many moles of water evaporated?  Calculate the moles of dry copper chloride.  How many water per copper chloride? Round it to the nearest whole number and determine the formula of the starting hydrate.

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A: The di-hydrate of copper chloride has the molecular formula, CuCl2.2H2O

Q: Use the following data and steps below to calculate the formula of the copper chloride hydrate.…

A: Given: Weight of empty aluminum pan      = 0.4661 g Weight of CuCl2. x H2O sample       = 0.8390 g…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".