Determine what was the concentration of the acetic acid
a solution of acetic acid hc2h3o2 on a laboratory shelf was of undetermined concentration. If the pH of the solution was found to be 2.68, what was the concentration of the acetic acid?
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Suppose the roller coaster in the figure (h1 = 37 m, h2 = 10 m, h3 = 25) passes point A with a speed of 1.20 m/s. If the average force of friction is equal to one sixth of its weight, with what speed will it reach point B? The distance traveled is
A student set up a reaction with 0.2905 g of cholesterol and 0.13 g of nonanoyl chloride in excess triethylamine, and collected 0.0244 g of solid product. In theory, how much (in grams) unreacted, or excess, cholesterol could be recovered from thi
A painter of mass 70.0 kg stands on a platform of mass 75.0 kg and pulls on two ropes which hang over pulleys. He pulls each rope with a force of 750.0 N. Assuming a coordinate system where +y is up, calculate the y-component of the acceleration a
You analyze several different cofactors of the electron transport chain and find FMN = reduced, Cytochrome bL = oxidized Cytochrome bH = oxidized and Cytochrome a = oxidized. Where did the inhibitor act?
If the initial concentration of N2O4 is 0.50 M, and no NO2 is initially present, what is the equilibrium concentration of N2O4?
What is the net change in the number of protons across the mitochondrial membrane for each set of two electrons transferred through Complexes I, III, and IV, respectively?
Suppose the waste heat could be used to heat homes during the winter instead of being discharged into the ocean. A typical American house requires an average 20;rm kW for heating. How many homes could be heated with the waste heat of this one powe
P-Methylphenyl acetate reacts with imidazole to produce p-methylphenol and acetyl imidazole. The rate constants for this reaction at a series of temperatures are given in the table.
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