Which metals rust faster steel zinc-coated steel iron or copper and …
May 21, 2024 · zinc coated. the coating's protective layer quickly wears off, thus it rusts, iron will oxidize, and eventually rust, copper will just oxidize.
Do pennies quarters nickels and dimes rust? - Answers
Oct 5, 2023 · Pennies are made of copper and don't rust unless they are the zinc pennies issued in 1942 and 1943. However, zinc will not rust either. The so-called steel pennies minted during World War II were ...
What happens when a copper wire is placed over a burning candle ...
Jun 17, 2024 · In reality, the coil of copper wire is conducting heat away from the candle flame. ... If iron nails are placed in a copper sulphate solution they turn green and rusted which means they become ...
Is an iron nail a element compound or mixture? - Answers
Jun 16, 2024 · Iron nail dipped in copper sulphate solution? ... Why is the mass of a rusted nail greater then the mass of the nail before it rusted? The nail is iron. Rust is a chemical reaction. 4Fe + 3O2 ...
Why does part of a nail inside the wood undergoes corrosion
May 25, 2024 · AnswerBot. ∙ 4mo ago. When a nail is driven into wood, the surrounding environment becomes acidic due to the release of compounds from the wood itself. This acidic environment can accelerate the ...
How can you tell if a 1944 Canadian nickel is made out of tombac ...
Oct 5, 2023 · With some exceptions, Canadian nickels minted from 1922 to 1981 were struck in 99.9% pure nickel, with the rest being simply trace impurities.The exceptions were:1942-1943: tombac, a copper/zinc ...
When an iron nail rusts what does its mass do? - Answers
May 31, 2024 · This typically changes the iron atoms into molecules of iron oxide. Because the rust contains more atoms, the iron and now oxygen atoms, the mass of the nail increases. When an iron nail rusts ...
Does iron rust faster in salt or fresh water? - Answers
Apr 28, 2022 · Rust does not easily form in dry climate, but in a wet climate the oxygen can access the metal more easily through the water vapor, and rust occurs much faster. Pure water forms an acidic solution ...
Why is the mass of a rusted nail greater then the mass of the nail ...
Jun 14, 2024 · When the nail rusts it becomes chemically bonded to oxygen. This combination is heavier than just iron. Therefore, it gains mass. When a nail rusts, iron in the nail reacts with oxygen in the air ...
Will pot metal attract a magnet? - Answers
Aug 10, 2023 · Best Answer. Answer: Generally, pot metal will not be attracted by a magnet. Let's dig around a bit and see what's up. Pot metal is a general term, and it is applied to cheap, readily available ...