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A mixture of CaCO(3) and MgCO(3) weighin...

A mixture of `CaCO_(3)` and `MgCO_(3)` weighing `1.84 g` on heating left a residue weighing `0.96 g`. Calculate the percentage of each in the mixture.

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To solve the problem of finding the percentage of `CaCO3` and `MgCO3` in a mixture weighing `1.84 g`, which leaves a residue of `0.96 g` upon heating, we can follow these steps: ### Step 1: Define Variables Let the mass of `CaCO3` in the mixture be \( x \) grams. Therefore, the mass of `MgCO3` will be: \[ 1.84 - x \text{ grams} \] ...
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