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W3.1 SULFURIC ACID AND COPPER OXIDE (1)
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Copper oxide does not react with or dissolve in water. Watch the video, then answer the questions:


Notes: see Teachers’ Guide


Think for Yourself...

What tells you there is a chemical reaction?
Is it possible to tell how many new substances have been formed?
Why does the same thing happen when the second amount of copper oxide is added?
Why is the solution a darker blue after the second amount reacts?
How would you know you when you had added enough copper oxide to react with all of the sulfuric acid?
How could you separate out the left over copper oxide?
How could you separate out what was dissolved?



Notes: see Teachers’ Guide
 
teachers’ guide w2
teachers’ guide w3

more info
w1: acids
w2: hydrochloric
w3: sulfuric
w4: nitric
w5: patterns


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