Lab 5 - Giannina Morales 10-19-09 CHM 111 Lab TITLE...

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Giannina Morales 10-19-09 CHM 111 Lab TITLE Determination of a chemical formula. OBJECTIVE To find the formula of a chemical compound with the general formula of Cu x Cl y *z H 2 O Determine the water of hydration in a copper chloride hydrate sample. create reaction between a solution of copper chloride and solid aluminum. use the results of the reaction to determine the mass and moles of Cu and Cl in the reaction. • Calculate the empirical formula of the copper chloride compound. INSTRUEMENTS AND MATERIALS USED TO PERFORM EXPERIMENT crucible with cover unknown solid copper chloride hydrate crucible tongs aluminum wire spatula 6 M HCl solution ring stand, ring, and clay triangle Heat lamp bunsen burner distilled water beaker wash bottle Buchner funnel and filter flask Analytical balance filter paper glass stirring rod watch glass PROCEDURE/ ANALYSIS About 0.5g of each compound of nickel chloride , potassium chloride, sodium tetraborate, sucrose , calcium carbonate , barium chloride were each place in a seperate test tube. each compound was carefully observed while being heated with s burner flame. some of the
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Lab 5 - Giannina Morales 10-19-09 CHM 111 Lab TITLE...

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