Reaction and Phenomenon of Cu20 and CuO with Dilute Sulfuric Acid, Concentrated Sulfuric Acid, Dilute Nitric Acid and Concentrated Nitric Acid Chemical equations, experimental phenomena

Cu2O+H2SO4=CuSO4+Cu+H2O, the brick red powder dissolves, the solution turns blue, and the remaining red solid. It is unclear whether it reacts with concentrated sulfuric acid.3Cu2O+14HNO3(dilute)=6Cu (NO3)2+2NO &...

Cu2O+H2SO4=CuSO4+Cu+H2O, the brick red powder dissolves, the solution turns blue, the remaining red solid. It is unclear whether it reacts with concentrated sulfuric acid.3Cu2O+14HNO3(dilute)=6Cu (NO3)2+2NO &...

Does copper react with concentrated sulfuric acid to be heated

It's very slow (I suggest you download a video of the experiment every day from today, so that you can watch it every day, and remember the experiment phenomenon, precautions, and how to purify it! )

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16. Put a copper sheet in a test tube, inject a certain volume of concentrated sulfuric acid, and observe the color of CuSO4 solution generated, and how to do it
17. To 50 ml of 18 mol/L concentrated sulphuric acid, add sufficient copper flakes to heat to produce a volume of SO2 gas under standard conditions,=20.16, or =10... To 50 ml of 18 mol/L concentrated sulfuric acid, add a sufficient amount of copper sheet to heat to produce a volume of SO2 gas in the standard case,=20.16,=10.08, or >10.08 and To 50 ml of 18 mol/L concentrated sulphuric acid, add sufficient copper flakes to heat to produce a volume of SO2 gas under standard conditions,=20.16, or =10... To 50 ml of 18 mol/L concentrated sulfuric acid, add a sufficient amount of copper sheet to heat to produce a volume of SO2 gas in the standard case,=20.16,=10.08, or >10.08, and To 50 ml of 18 mol/L concentrated sulphuric acid, add sufficient copper flakes to heat to produce a volume of SO2 gas under standard conditions,=20.16, or =10... To 50 ml of 18 mol/L concentrated sulphuric acid, add a sufficient amount of copper sheet to heat to produce a standard volume of SO2 gas,=20.16,=10.08, or >10.08 and
18. A sufficient amount of copper was reacted with 50ml 18mol / L sulfuric acid under heating conditions, and after the reaction was stopped, the amount of reduced H2SO4 was A.0.45mol B.0.45~0.9mol C.0.9mol D.<0.45mol
19. Ion Equation for the Reaction of Concentrated Sulfuric Acid with Copper
20. Can the reaction of copper with concentrated sulfuric acid be written as an ion equation