question archive 1) Norma is looking For the proximate analysis of a sample coal in the laboratory
1) Norma is looking For the proximate analysis of a sample coal in the laboratory
Subject:ChemistryPrice:9.82 Bought3
1) Norma is looking For the proximate analysis of a sample coal in the laboratory. The coal weighs around ?.? g. She placed the sample coal in a crucible and dried it at 116°C For 1 hour then weighed it. It was 6.6866 g. Next, she covered the crucible with a vented lid and heated once more this time at very high temperature until no volatile matter remained. The remaining sample coal now weighs 4.?6624 g. Lastly, she removed the cover From the crucible, heated it and the Final remains weigh 8.?68? g. what is the proximate analysis of Kathy's sample coal (include both weights and percentage of each parameter)?
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