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3. Copper carbonate turns black

3. Copper carbonate turns black when it is heated and the mass decreases. What is the normal colour of copper carbonate?
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2. asked by Moira
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What is the chemical name of the compound Cu2CO3?A. Copper (I) Carbonate B. Copper (II) Carbonate C. Copper (III) Carbonate (II)
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A copper wire weighing 5.463g was dissolved in excess nitric acid, precipitated as copper(2)carbonate with excess sodium
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2. asked by 496935sd
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Aqueous solutions of copper (II) sulfate, CuSO4, and potassium carbonate, K2CO3, a blue parcipitate of copper (II) carbonate
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2. asked by Sarah
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When 5.37 g of the black copperIl) oxide are mixed with excess sulfuric acid, the solution turns a clear blue, indicating the
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write a balanced equation for the reaction of copper(II) sulfate with sodium carbonate to produce copper(II) carbonate and
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2. asked by valentina
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What are the balanced equation for the following reactions:HCl and Sodium Hydrogen Carbonate HCl and Copper oxide HCl and
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2. asked by Abigail
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What is the molar solubility of copper(II) carbonate at 25 oC in a solution that is 0.055 M in copper(II) chloride?I have done
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2. asked by Maegan G
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Copper carbonate decomposes though heat to form copper oxide and carbon dioxide. Write the equation both in words and chemical
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2. asked by Rodney
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Is copper (Cu) the same as copper64 (Cu64)?Cu64 is a radioactive isotope of copper. Its half life is 12.8 hours. During the few
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2. asked by naomi
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