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For the decomposition of solid ammonium chloride into ammonia gas and hydrogen chloride gas Kp = 1.1 x 10-16. Calculate the change in standard free energy for this decomposition reaction.
When sodium carbonate reacts with hydrochloric acid, the carbonic acid that is formed immediately breaks down into carbon dioxide and water. What weight of sodium carbonate would have been present originally
A gas mixture being used to simulate the atmosphere of another planet consists of 324 mg of methane, 217 mg of argon, and 228 mg of nitrogen.
A mix of p-methylstyrene, p-methoxystyrene and p-cresol is run using colmn chromatography.
Differ from the ideal pressure? The value For N 2 gas is given as , a = 1.390 L2atm/mol2 and b = 3.910E-2 L/mol.
The pH of 0.325g of aspirin (Molar mass 180.2) tablet in 0.5L water is 3.03, What is the pKa for weak, monoprotic acid aspirin? do not disregard x
Make an energy level diagram for the nueclear spin states in a magnetic field. Calculate the transition frequency in a 0.1 T field.
A 35.0-mL sample of 0.20 M LiOH is titrated with 0.25 M HCl. What is the pH of the solution after 23.0 mL of HCl have been added to the base?
A solution is prepared by dissolving 17.75 g Sulfuric acid (H2S04;MW = 98.0g/mol) in 93.2 g of water. If the density of the solution is 1.1094g/mL, what is the molarity of the sulfuric acid?
Calculate the percent of volume that is actually occupied by spheres in a face-centered cubic lattice of identical spheres. You can do this by first relating the radius of a sphere,r
A technician would like to find the concentration of a NaOH solution using KHP as the primary standard. The reaction of NaOH and KHP is as followed:
Balance the following skeleton reaction, calculate Ecell, and state whether the reaction is spontaneous:
What are the advantages and disadvantages of animal studies and epidemiological studies for establishing dose-response relationships?
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