Explain what is the concentration of toluene

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A solution containing toluene had a gas chromatographic peak area of 412420. While 0.7130g of this solution was spiked with 0.0178g of pure toluene, the signal was 731508. Explain what is the concentration of toluene in the original solution? Mass % is the recommended unit to use.

Reference no: EM13675862

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