Investigation of the reactivity of metals Chem lab

Investigation of the reactivity of metals Chem lab -...

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Investigation of the reactivity of metals Beginning question: What is the unknown metal? What are the reactivity of the metals tested? Safety: Some things to consider when doing this lab is that some of the metals are liquids and can be corrosive, it’s important to always pay attention to make sure that the substance doesn’t get onto skin or clothes. Something dyed my black shirt brown. It’s also important to wear safety goggles. Procedure and Tests, Data Observations, Calculations and Graphs: Part 1. The Readtion of an Unknown Metal with Copper (2) Sulfate In this lab the weight of our unknown and determined it to be .2157 g, the appearance of it was that it was silver and small flake like. 25 Ml of CuSO4 were added to the unknown substance, the color of the CuSO4 was bright blue. The two substances were mixed and heated together until the unknown substance settled at the bottom, where it appeared to be brownish black. Next the liquid substance was removed with a plastic dropper and the remaining substance was rinsed with water twice. When most of
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Investigation of the reactivity of metals Chem lab -...

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