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Is the conversion of the hydrate to its anhydrous salt an example of a physical change or chemical change? Explain.
Draw an oxygen consumption cruve for a suspension of isolated mitochondria when the following compounds are added in the indicated order. With the addition of each compound all of the previously added compounds remain present.
how many grams of ammonium phosphate need to be combined to 500. grams of water if the freezing point of the solution
At 25C the acid dissociation constant for formic acid is 6.9x10-4. Calculate DG for this reaction. R=8.31x10-3 kj/K) Can you please help me work this problem.
values for an equlibruim constant suggests that at equilibrium the mixture contains a high concentration of products?
find out the molar mass of each of the given gases 1 2.16 grams of a gas that occupies 1.38l at 665 mmhg and 25 degree
If 5.23 moles of an ideal gas has a pressure of 4.03 atm, and a volume of 72.61L, what is the temperature of the sample. (Please write out the formula used completely)
determine partial pressure and number of moles of each gas in a 17.25 L vessel at 30 degrees celsius containing a mixture of xenon and neon gases only.
Consider the following reaction at constant P. Use the information here to determine the value of ?Ssurr at 355 K. Predict whether or not this reaction will be spontaneous at this temperature.
The concentration of Mg2+ in seawater is 0.052 M. At what pH will 74% of the Mg2+ be precipitated as the hydroxide salt? [Ksp for Mg(OH)2 = 8.9* 10-12.]
The following experiment is used to determine the amount of helium gas in the container. In the experiment
ICE Problem: Calculate Final Concentrations, Phosgene, COCl2 (g), is an extremely toxic gas. It was used during World War I. Today it is used to manufacture pesticides, pharmaceuticals, dyes, and polymers. It is prepared by mixing carbon monoxide ..
Iodine-131 is a radioactive isotope. After 9.00 days, 46.0% of a sample of 131I remains. What is the half-life of 131I
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