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jasmine kassim
Questions (3)
3g of impure Na2Co3 were made up to 250cm3 of solution .25cm3 required 21.0cm3 of 0.105M HCL for complete neutraiization a.write
1 answer
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what mass of copper will be deposited from a solution of copper sulphate when a current of 7.5A is passed through for 1 minute
1 answer
33 views
how many moles of electrons are required to produce by electrolysis
1 answer
30 views
