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  3. 4 curcumin mw 369 gramsmol is one the active compounds...

Question: 4 curcumin mw 369 gramsmol is one the active compounds...

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4. Curcumin (MW 369 grams/mol) is one the active compounds of the turmeric and has anti- inflammatory and antibacterial properties. It is a yellow substance, insoluble in water but soluble in alcohol. A chemist extracts curcumin by dissolving 0.500 grams of turmeric in 500.0 mL of alcohol and determines the absorbance of the solution to be equal to 1.400 absorbance unit. The path length of the cuvette is 1.0 cm and the molar absorptivity of curcumin is 55, 000 L × mol-X cm-1. Determine the mass percent of curcumin in turmeric. A. 0.920% B. 5.87% D. 14.3%

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