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Explain how to compute the number of grams of oxygen that can be produced by hearing 7.18 grams of potassium chlorate?KCl)3(s) -> KCl(s) +O2(g) (unbalanced)
If this energy were used to vaporize water at 100 C , how many grams of water could be vaporized. The heat of vaporization of water at 100 C is 40.7 kJ/mole
Under what conditions would you expect a real gas to be (a) more compressible than an ideal gas; (b) less compressible than an ideal gas
The absorbance of solutions containing Cr as dichromate Cr2O7-2 in 1.0M H2SO4 were measured in a 5cm cell. The following results were obtained. What is the molar absorptivity of dichromate
A 27.21 g sample of a substance is initially at 25.4 °C. After absorbing 2591 J of heat, the temperature of the substance is 199.8 °C. What is the specific heat (c) of the substance?
What alcohol would be most appropriate for the synthesis of 1-methylcyclohexene. Write an equation.
The three main components of dry air and the percentage of each are Nitrogen(78.08%), oxygen (20.95%), and argon (0.93) A) calculate the partial pressure of each gas in a sample of dry air at 760mmHg
Calculate the molarity and the molality of an NH solution made up of 28.0 g of NH in 70.0 g of water. The density of the solution is 0.982 g.
What is the mole fraction of solute and the molal concentration for an aqueous solution
A sample of an unknown peptide undergoes a single round of Edman degradation, which liberates ATZ-Gly. Another sample of the peptide is treated with trypsin, and a third sample is treated with chymotrypsin. The table below shows the fragments.
How will you find the equilibrium contant between the reaction of the strong acid and base? Help please
Discuss what you would observe after elution and visualization of a TLC plate having made the following mistakes in carrying out the analysis. Conceptual Organic chemistry
A researcher conducts an experiment to determine the work function of a palladium surface. She fires a laser with a wavelength of 254 nm at a certain time and observes electrons hitting a detector
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