04 1. Mass of zinc 2. Observation of the chemical reaction between zinc and copp
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Question
04 1. Mass of zinc 2. Observation of the chemical reaction between zinc and copper (l)sulfate. Describe how the zinc and the copper () sulfate change during the reaction. What visible signs indicate a chemical reaction is taking place? As reactio 3. Mass of evaporating dish 4. Mass of evaporating dish and copper (dried product) 1 4B 370 Calculations (showall of your work)mass mous of aper on-orany daght Mass of copper (actual yield) 8.390-4%96 1. 2. Write the balanced chemical equation for the single replacement reaction of zinc and 0.0075mol copper (II) sulfate. Theoretical yield of copper Use stoichiometry to calculate the theoretical yield of copper based on the starting mass 3. Paculat thepercent ye herei nthie el 4. Percent Yield Calculate the percent yield of the reaction based on the actual yield of copper and the theoretical yield of copper.Explanation / Answer
2)The color of copper sulfate solution is blue.As reaction proceeds,initially a coating of copper metal appears on zinc metal.The blue color of solution will become light as time passes.
3)Mass of evaporating dish=47.916grams
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