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Answer: We have 1 mole of CuSO4 contains 1 mole of copper. Molar mass of CuSO4 = Atomic mass of [Cu × 1 + S × 1 + O × 4 ] =(63.5) + (32.00)...
1 Answers 1 viewsAnswer 2AgNO3 (aq) + Cu (s) → Cu(NO3)2 (aq) + 2Ag (s) Silver Nitrate + Copper → Copper Nitrate + Silver
1 Answers 1 viewsIron nails become reddish brown in colour and solution becomes green in colour.
1 Answers 1 views(d) AgNO3 solution and copper metal
1 Answers 1 viewsCopper reacts with moist carbon dioxide in air to form copper carbonate and as a result, copper vessel loses its shiny brown surface forming a green layer of copper carbonate....
1 Answers 1 viewsIf after electroplating a spoon with copper, the connections of the copper plate and the spoon are interchanged, the copper deposited on the spoon will start disappearing and going into...
1 Answers 1 views(a) When dilute sulphuric acid is poured on a copper plate, there will be evolution of hydrogen gas along with the formation of blue color crystals of copper sulphate. CuSO4 +...
1 Answers 1 viewsCopper ion is positively charged. It is attracted towards the plate which is connected to the negative terminal of the battery. As copper ions are transferred to the thin copper...
1 Answers 3 views[Hint : The solidied copper obtained has blistered appearance due to the evolution of SO2, so it is called blistered copper.]
1 Answers 1 views[Hint : Froth Floatation.]
1 Answers 1 views