Molar Mass Of Allura Red. In this part of the experiment, you will use the standard allura red stock solution to obtain the overall absorption spectrum of allura red. Web the molar mass of allura red is 496 g/mol.
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Web allura red ac was originally introduced in the united states as a replacement for the use of amaranth as a food coloring. The stock solution contains 93.84 mg/l allura red. In aqueous solutions, its λ max is around 504 nm. It usually comes as a sodium salt, but it is soluble in water. Web the molar mass of allura red is 496 g/mol. Question 5 3 pts b. Web allura red ac is a popular dye used worldwide. It was originally introduced as a replacement for amaranth in the united states. Annual production in 1980 was greater than 2.3 million kilograms. You will need to record the concentration of the stock solution from the bottle.
Obtaining the absorption spectrum for allura red. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. This problem has been solved! Red ac was originally manufactured from coal tar but is now mostly made from petroleum. This amendment prohibits the marketing of any coloring agent that has been found to cause cancer in humans or rats, regardless of the dose. Allura red ac is one of many high production volume chemicals. In aqueous solutions, its λ max is around 504 nm. For many years, fd&c red no. Allura red ac molecular formula c18h14n2na2o8s2 molar mass 496.42 g mol−1 The stock solution contains 93.84 mg/l allura red a. In this part of the experiment, you will use the standard allura red stock solution to obtain the overall absorption spectrum of allura red.
