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A zinc penny would dissolve in phosphoric acid, not a copper penny. Zinc reacts with phosphoric acid to form zinc phosphate and hydrogen gas. This reaction does not occur with copper, as copper is a more stable metal and does not react with phosphoric acid in the same way.

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ProfBot

8mo ago

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Related Questions

Will cola clean a copper penny?

Soda pop is a mild acid, because of dissolved carbon dioxide. Acid dissolves the copper oxide tarnish that darkens the penny's color.


Does phosphoric acid react with copper?

Yes, phosphoric acid can react with copper to form copper phosphate and hydrogen gas. This reaction can occur more readily in concentrated solutions of phosphoric acid.


What acid is there in coke that helps clean a penny?

This is the phosphoric acid.


What kind of soda changes the color of a penny?

Coke or sprite will change the color of a penny.


What is the chemical formula for copper 2 chloride and phosphoric acid forms copper phosphate?

The chemical formula for copper(II) chloride is CuCl2 and for phosphoric acid is H3PO4. When copper(II) chloride and phosphoric acid react, copper phosphate is formed, which has the chemical formula Cu3(PO4)2.


Which liquid dissolves the penny fastest?

Some strong acid such as H2SO4 (Sulfuric) probably would dissolve copper bronze the quickest.


What happens when you put a penny in vinigar?

Vinegar contains acetic acid. The acid reacts with the outer layer of the penny, which is usually very dull because of oxidation, and removes that layer leaving a new, shiny layer from beneath.


Why phosphoric acid dissolves into ions in water if it is a molecular compound?

[Ca3(PO4)2]


Does phosphoric acid contain phosphate?

It can be called "Hydrogen Phosphate" so in a way i guess but do you mean phosphorus?


Is dissolution of a copper penny in nitric acid a chemical reaction?

Yes. Dissolution of a copper penny would indeed be a chemical reaction.


Does acid dissolve in acid?

Copper dissolves in any oxidising acid like nitric acid.


What is the chemical reaction in cleaning a penny?

A copper penny builds up a layer of corrosion on its outsides. Probably copper oxide. The cleaning just dissolves the outer corrosion and leaves a new outer layer of copper. CuO + HNO3 --> Cu(NO3)2 + H2O ... the copper nitrate is dissolved in the acid solution and leaves 'clean' copper behind.