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I have a stock solution of Fe at 50.24ppm. I transfer 1mL to a volumetric flask and dilute with DI water to 100mL. How many ppm is the new solution?
Ascorbic acid(vitamin c) contains 40.92 percent Carbon, 4.58 percent hydrogen, and 54.50 percent oxygen. What is the empirical formula of ascorbic acid
Determine the energy in joules of a mole of photons coupled with red light of wavelength
The thermal equilibrium temperature of the metal sample plus water mixture is 28.3 degree. What is the specific heat of the metal
In one experiment, 22 g NH3 was used to react with excessive O2 and produces 30.4 g of water, what is the percentage yield of this experiment?
A tap water sample is to be analyzed for nickel at the ppm level, which method would yield accurate results with the least amount of sample preparation?
Hexane has a density of 0.659g/mL to the third at 20 degrees C. How many mL are needed to have 30.0g of liquid.
How much heat is required to heat 2 moles of water from 25 degrees C to its boiling point and then turn it into water vapor
Describe how this observation is consistent with the law of conservation of charge.
Energy of visible photos and breaking of the bond in AgI, The silver iodine bond energy is approx 255kJ/mol. (AgI is one of the active components in photograpgy sunglasses.)
write out the mechanism for alcoholysis of acetyl chloride with isopropyl alcohol. will steric factors slow this reaction down in a way
the anharmonicity constant is 117.90 cm^-1. Calculate the frequency at which the Q branch for the first overtone will be found.?
During ther processing of black-and-white film, excess silver (I) halides are removed by wadhing the film in a bath containing sodium thiosulfate. This treatment is based on the followig complexation reaction:
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