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Carotenoids are yellow, orange, and red pigments synthesized by plants. The observed color of an object is not the color of light it absorbs but rather the complementary color, as described by a color wheel such as the one shown here. On this wheel, complementary colors are across from each other.
(a) Based on this wheel, what color is absorbed most strongly if a plant is orange?
(b) If a particular carotenoid absorbs photons at 455 nm, what is the energy of the photon?
Calculate k, Calculate also how long it would take for half of A to react. assume pseudo first order with k'=k[OH-], since [OH-] is in great excess.
Describe another technique that could have been used to find the concentration of NaCl in the unknown solution.
2 tanks xy of gas are connected by a closed valve. tank x is 5 liters and has oxygen gas at a pressure of 24 atm. tank
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What volume of 0.385 M scandium(III) chloride is required to completely react with 22.0 mL of 0.130 M silver nitrate
What is the difference between a one dimensional array and a two dimensional array, how would you call a specific point in the array for each?
What difference is there in change of pH with volume of NaOH added near the equivalence point as compared to a point earlier in the titration
You need to dissolve CaCl2 in water to make a mixture that is 31.5% calcium chloride by mass. If the total mass of the mixture is 380.6 g, what masses of CaCl2 and water should be used
Draw the line-bond formula of an ester in jojoba wax formed from arachidic acid, a 20-carbon saturated fatty acid, and 1-docosanol, CH3(CH2)21OH.
Given: The density of titanium metal is 4.51 g/cm3 at 25 C. What mass of titanium displaces 125.0ml of water at 25 C
How many valence electrons are there in a Cr atom, Which of the following 1M solutions will have the highest concentration of ions
Most compounds that contain N-H bonds are basic, but saccharin is acidic
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