0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What acid will restore dates on copper coins?
If the coin is a valuable coin you shouldn't use anything acid or cleaner on it you will devalue the coin
Can you clean copper with muriatic acid?
Don't even THINK about trying to clean a coin with muriatic acid. It will damage the surface and any possible numismatic value will be lost.You'll have a very shiny coin that is only worth its face value.
When an oxidised copper coin is placed in a beaker of hydrochloric acid why does it turn shiny?
Iam trying to find out the anwer to that question too. Hope someone poses something
When you coat a silver coin with CuSO4 what happens at the anode?
The anode become smaller as the reaction takes place.....the copper from the anode coats the silver coin....
Why does soda clean coins?
To everyone out there who wants to why soda cleans a coin, is the Carbonic Acid in the soda eats away at the coin, so that all the dirt and stains fade away. : )Warning, WarningIf you have a coin that is even the slightest bit collectible, DO NOT TRY TO CLEAN IT. Any home chemicals, even mild ones, can damage the coin's surface and will reduce its value!
What happens to a 1 pence coin when put in cola?
Any coin placed into an acidic liquid such as a cola drink, will eventually have all of the muck and grime burnt away by the acid. It will also destroy the finish of the coin and whatever collector value it may have had. You may as well drop it into sulphuric acid rather than spoil a perfectly good cola drink. If your coin has any collector value, do not clean it.
How does coin react with acid?
Visually you would see an effervescence in the acid where a gas appears to be being released from the metal coin. This is actually Hydrogen gas being released as part of the chemical reaction for example Iron (FE) mixed with dilute Hydrocloric acid (H2O & H-CL) would produce FE-CL and H2 and H2O
What acid will restore dates on copper coins?
If the coin is a valuable coin you shouldn't use anything acid or cleaner on it you will devalue the coin
How long will it take for a new zealand coin take to melt in acid?
A coin would dissolve in an acid, not melt. The time taken would depend on the size of the coin, its composition, and the acid used.
what happens when you slowly pulled the cardboard?
When I slowly pulled the cardboard, the coin placed on top of the cardboard remained at rest but was dragged along with cardboard. Explanation: That is because, the coin was dragged by the force in the surface of the cardboard called friction.
A cooper coin is placed so its touching a brass coin how will the heat flow?
heat will flow from the copper coin to the brass coin.
When did George Washingtons face get placed on the coin?
1932
What was placed under a corpses tongue and why was it placed there?
a gold coin, to pay passage to cross the river styx
When a coin is placed in water is it possible to pick up the coin when your eyes slide above water?
It is not possible.
What liquid will cause a coin to decay?
A strong acid solution (hydrochloric acid or sulfuric acid for instance) will dissolve most metals.
Can stomach acid dissolve a penny?
yes, the acid in your stomach can Evan dissolve a one pound coin.
What happens when you lay a coin on the railroad track?
When the train wheels run over the coin they will smash the coin a little. The coin will be flatter.
