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Explain in detail how exceeding the yield point causes permeant stain, and how that is measured and calculated.
72 ml of a 1.70 m solution is diluted to a volume of 288 ml.a 144 ml portion of that solution is diluted using 149 ml
Calculate the activation energy of a reaction if the rate constant is 0.75 s 1at25 Celsius and 11.5 s 1at 75 celsius. (the universal gas constant is 8.314J/mol K)
a 10.0 g piece of metal at 100 degrees celcius is transferred to a calorimeter containing 50.0 ml of water intially at
2.55g napthalene dissolved in 30g of benzene. benzene freezes at 5.5c and resulting solution freezes at 2.13c what is
Pyruvic acid, HC3H3O3, is involved in cell metabolism. It can be assayed for (that is, the amount of it determined) by using a yeast enzyme. The enzyme makes the following reaction go to completion.
a student prepared a stock solution by dissolving 10.0g of koh in water to make 150. ml of solution. she then took 15.0
What is the final temperature of the copper and water after they come to thermal equilibrium? (the specific heat of copper is 0.385 J/gxK).
Of Br2, Ne, HCl, HBr, N2 which is likely to have a) the largest intermolecular dispersion forces and why
She claims that the uncertainty of the bacterium's position is greater than the microscope's viewing field, and the bacterium is thus impossible to locate. What is the uncertainty of the position of the bacterium?
An herbicide is found to contain only C, H, N, and Cl. The complete combustion of a 100.0-mg sample of the herbicide in excess oxygen produces 83.16 mL of CO2 and 73.30 mL of H2O vapor at STP. A separate analysis shows that the sample also contain..
which of the following terms would be used to describe the mechanism of the reaction of 4-methy-2-pentene with sulfuric acid and water as solvent to form pantanol
Consider the diffusion of dopant element A into crystalline wafer. The dopant rich coating is considered as a large source of A relevant to the amount of A diffused, so that the surface concentration CAs can be considered a constant.
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