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Soda or carbonated drink had CO2 dissolved in water and form carbonic acid. The rust is dissolve in the acid solution thus leave coin a shiny surface.
the element was copper and the new black compound formed was copper oxide.
No, a coin can not float on gasoline.
Copper is good for coin making as you can find a lot in a mine and it is cheap to buy.
The deposits on the surface of the coin were part of the coin body. Removing these deposits is removing part of the coin. A coin collector will not do this.
The property descibed by a nickel coin being shiny is lustre.
The correct spelling is "shinny."
Doubloons
Yes.
Golden, shiny, valuable.
A proof coin has a special shiny finish on it and it is made to be sold to collectors, and not used as money.
2 to 1
you see what it is worth by seeing how shiny it is how old it is and if it is not scratched up then you bring it to a coin professional
it is coated in copper. copper prevent corrosion.
The Bernoulli experiment is a trial that has two different outcomes, failure and success. The experiment can be used in flipping a coin or rolling a die.
A binomial experiment is a experiment that consists of repeated trails, with two possible outcomes. An example of this would be a coin toss.Ê
because it is shiny and the dirt doesn't stick on it