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Question- You are given a substance and told that its empirical formula is identical to its molecular formula. The compound is known to be comprised of 37.483% C, 49.935%O, and 12.582%H. What is the empirical formula of this compound?
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18.6 grams of a solute with moecular mass of 8940 grams are dissolved in enough water to make 1.00 dm^3 of solution at 25 ^0C. What is the osmotic pressure of the solution?
Calculate the percent relative error for the three solutions if perfect technique is used. Report the two new molarities. (The error in a 10-mL transfer pipet is 0.02, and the error in the 200-mL volumetric flask is 0.1)
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The first dissociation constant for carbonic acid (H2CO3) is K1 = 4.45e-7. Assume all activity coefficients are equal to 1.0. What is the concentration of carbonic acid in a) moles/liter, b) mg/l as H2CO3, and c) mg/l as CaCO3
determine the volume occupied by .582 moles of a gas at 15*C if the pressure is 622 mm Hg?
The well-preserved remains of a now extinct woolly mammoth is entombed in the permafrost lands of Siberia. Scientists have conducted carbon dating experiments on plant debris found in the stomachs of this mammoth.
A photon having E = 46.9 keV energy scatters from a free electron inside a metal. What is the maximum energy the electron can gain from the photon
If all the pyruvate is metabolized by the glyoxylate bypass (assume that 50% of the pyruvate enters in the citrate synthase reaction and 50% during the bypass), what would be the labeling pattern and its distribution in the oxaloacetate?
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