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If i remember rightly, rust is just a metal oxide. So on a coin it would be copper reacting with the air, albeit slowly, forming copper oxide.
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∙ 15y ago
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What acids can make a rusty penny a shiny penny?
Common household acids like vinegar (acetic acid) can be used to remove rust from a penny, making it shiny again. The acid reacts with the rust (iron oxide) on the penny's surface, dissolving it and revealing the shiny metal beneath. It is important to note that strong acids or chemical solutions should be handled with care and proper safety precautions.
How do you clean a rusty penny?
One method to clean a rusty penny is to create a mixture of equal parts white vinegar and table salt. Let the penny sit in the mixture for a few minutes, then gently scrub it with a soft toothbrush. Rinse the penny with water and pat it dry. Repeat if necessary.
What causes oxidation on a penny?
Oxidation on a penny is caused by the reaction of the copper in the penny with oxygen in the air. This forms copper oxide, which gives the penny a dull brown color. Moisture and other environmental factors can accelerate the oxidation process.
What causes rusty nails?
Rusty baseboard nails are caused by moisture. The moisture can be caused by heavy rain and humidity or structural damage.
Could your car be leaking rusty water because you are using the heater?
Check where this rusty water is coming from. There are many possible causes.
What causes rusty baseboard nails?
Rusty baseboard nails are caused by moisture. The moisture can be caused by heavy rain and humidity or structural damage.
Is a rusty penny an example of a chemical reaction true or false?
True. The formation of rust on a penny is an example of a chemical reaction. When the copper in the penny reacts with oxygen in the air to form copper oxide, it results in the characteristic brown color of rust.
What breed of dog is Rusty the Narcoleptic Dog?
Rusty is a dog of Yorkshire breed that suffers from narcolepsy. This is a disorder that causes him to have daytime sleep attacks. While he is playing, he automatically falls asleep.
Is rusty material an example of corrosive substance?
No, a corrosive substance is one that causes corrosion, not corrosion itself.
What are side effect of drinking water boiled in rusty pan?
In rusty pan, impurities like rust and other chemicals get contaminated easily into drinking water.This,in turn causes harmful diseases.
What does affect does saltwater have on a penny?
Sticks them together and causes them to get covered in green
Can you name a toy or object that brings good luck?
Sure,a rusty horseshoe and a rabbit foot.Both will make you luckier and smarter. A heads-up penny. A HUGE case of money
