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Describe what happens to copper ions during electrolysis of copper sulphate.
What is the difference between a metal and a transition metal?
The relative formula mass of CaO is 56 and the relative formula mass of CO2 is 44. What is the mass of CaO that can be obtained from 200 g of CaCO3. CaO3 -> CaO + CO2
How does the structure of benzene differ from the pre-assumed structure of 1,3,5-cyclohexatriene? *Kekule's structure*
A student places equal masses of limestone rocks into two beakers. However, the student crushes the ones in one of the beakers to make a fine powder. Then, he adds hydrochloric acid to both of them. Which takes longer? Would one of them produce more CO2?
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