Chemistry, asked by sanjaykujur89, 8 months ago

5.0g sample of CaCO3, contaminated a volatile impunity left a residue of 2.2g on the strong heating. what is the percentage of pure CaCO3 in the sample?

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Answered by vidyasbrb

Answer:

when heated to constant weight of 0.96 g as residue. Find the mass of CaCO3

(in grams) in the mixture. (Mcaco; = 100 g/mole, MMgCO, = 84 g/mole)5.0g sample of CaCO3, contaminated a volatile impunity left a residue of 2.2g on the strong heating

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5.0g sample of CaCO3, contaminated a volatile impunity left a residue of 2.2g on the strong heating. what is the percentage of pure CaCO3 in the sample? ​

Answers

5.0g sample of CaCO3, contaminated a volatile impunity left a residue of 2.2g on the strong heating. what is the percentage of pure CaCO3 in the sample?