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What is chemical analysis?
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Chemists use chemical analysis to find out what an unknown substance contains. There are several methods. Volumetric analysis involves reactions in solutions. Gravimetric analysis involves weighing. In gas-liquid chromatography gas carries the sample through a column of moist powder. The sample separates into simpler compounds which are recorded on a chart as they leave the column.
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Previous:
Back
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Book:
Best Ever Q&A
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Section:
Science & Technology
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Chapter:
Chemicals & Matter
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