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A mixture of FeO and Fe(3)O(4) when heat...

A mixture of `FeO` and `Fe_(3)O_(4)` when heated in air to a constant weight, gains 5% of its weight. Find the composition of the intial mixutre.

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To solve the problem of finding the composition of a mixture of `FeO` and `Fe3O4` that gains 5% of its weight when heated in air, we can follow these steps: ### Step 1: Define Variables Let: - \( x \) = weight of `FeO` in grams - \( y \) = weight of `Fe3O4` in grams ### Step 2: Write the Total Weight Equation ...
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