Chemistry, asked by ankur112006, 1 year ago

the chemical formula of Rust is 2Fe2O3.xH2O.Can you tell me why that dot is given. Before x

Answers

Answered by dwivediajit98
3

The dot means multiplication and x is a typing mistake.

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Answered by Anonymous
4

X is not a mistake it means that the H20 have no fixed value and . means multiply


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