A student was given a mixture containing copper oxide (insoluble) and copper sulphate (soluble) and asked to separate them. Firstly, she stirred the mixture into water, then filtered it. Next, she evaporated the filtrate.
Answers
Explanation:
Pour the sand and copper sulfate into one of the two buckets. Pour water into the bucket until it covers the sand and copper sulfate mixture. The copper sulfate should begin to dissolve; stir if you need to make it dissolve more rapidly. Place the paper filter in the funnel.
Answer:
A student was given a mixture containing copper oxide (insoluble) and copper sulfate (soluble) and asked to separate them. Firstly, she stirred the mixture into water, then filtered it. Next she evaporated the filtrate a. What substance was the residue in the filtration? b. Describe what the filtrate was. c. What difference in properties allows substances to be separated by filtration? What substance was collected by evaporation? What difference in properties allowed for this separation? d. e.