my science homework was to type this question into google..
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Kath;
If the metal oxidizes, it picks up Oxygen, so it gets heavier, if it does not oxidize, such as Gold, there is no reaction.
If the metal oxidizes, it picks up Oxygen, so it gets heavier, if it does not oxidize, such as Gold, there is no reaction.
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Typing your question into Yahoo Answers is not the same as typing it into Google. I recommend that, since your assignment is to type it into Google, that you actually (literally, not figuratively) type it into Google.