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What is the formula weight of rust?

Updated: 8/10/2023
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14y ago

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Rust has a chemical formula of Fe2O3. Ferric oxide has a molar mass of 159.69 grams per mol and a density of 5.26 grams per cubic centimeter.

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9y ago
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14y ago

It is Fe2O3

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13y ago

Fe2O3+X H2O

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Q: What is the formula weight of rust?
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Related questions

What is the formula for rust?

The formula for rust is Fe02


When metallic iron is left out in the weather it will react with water to form rust in a synthesis reaction Which of these is the chemical formula for rust?

Fe2O3 is the chemical formula for rust.


When metallic iron is left out in the weather it will react with water to form rust in a synthesis reaction. Which of these is the chemical formula for rust?

Fe2O3 is the chemical formula for rust.


Formula for rust?

Fe2O3X.H2O


What is the chemical formula for rust is?

Red rust Iron(III) oxide, is written Fe2O3Black rust, Iron(II) oxide, is FeOA contributor, below, offers that rust can be hydrated with some number of waters,ANS2:the formula for rust is Fe2O3.xH2Owhere x is a variable as we do not know that with what amount of water will iron react and will form rust


Chemical formula for rust?

Rust is hydrated iron oxides: Fe2O3.nH2O + FeO(OH).


What is the formula of rust?

Fe2 + 3O2 --> Fe2O3


What is a substance that contains iron 3?

Common rust, which has the formula Fe2O3.


When rust is a compound with the formula which elements combine to form rust?

when certain elements (such as steel) are exposed to oxygen, they react, and rust is formed. However this reaction is very slow


Do metals gain or lose weight when rusted?

Rust is also known as an object becoming oxidated, this means it gains oxygen. A normal iron atom when left in the atmosphere will rust and gain oxygen FeO this means when things rust they gain weight.


How to calculate empirial formula from molecular formula?

Calculate the empirical formula weight. Find the ratio of the molecular weight to the empirical formula weight. (n= molecular weight/ empirical formular weight). Multiply each subscript of the empirical formula by n.


Does rust or Fe2O3 have more atoms in the formula?

There are 2 atoms in a molecule of rust.