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Question- A) A sample of propane, a component of LP gas, has a volume of 35.3 L at 315 K and 922 torr. What is its volume at STP (R = 0.08206 L • atm/K • mol, 1 atm = 760 torr)?
Question- Calculate the pH for each of the following cases in the titration of 25.0 mL of 0.200 M pyridine, C5H5N(aq) with 0.200 M HBr(aq): 1) After addition of 25.0 mL of HBr
Calculate the size of the quantum involved in the excitation of an electronic motion of frequency 1.0 X Hz. Express the results in kilojoules per mole. I know how to get to E, it is Help greatly appreciated.
Explain how would you sysnthesize Heptan-4-ol from 1-butene as well as using butene as your merely carbon source
An optimization from a particular starting structure of a compound C5H10O2 leads to an energy of 25.12 KJ/mol.
An aqueous solution is made by dissolving 24.5 grams of manganese(II) chloride in 466 grams of water.
Use the reactions below and their equilibrium constants to predict the equilibrium constant for the reaction, 2A(s) 3D(g).
Calculate the free energy change if the ratio of the concentrations of the products to the concentrations of the reactants is 21.9, and the temperature is 37.0 °C?, delta g prime for the reaction is -16.7 kJ/mol. The constant R = 8.3145 J/(mol•K)
Calculate the mean and standard deviation of w/v percentage of acetic acid and the 95% confidence interval for the mean. Calcium in a mineral was analyzed five times by each of two methods
If a salty crude sample was analyzed to have 110.6 ppm salt, calculate the pounds of salt per 1000 bbls of crude
concentrated hydrochloric acid is 38 hcl by weight and has a density of 1.19 gml. a solution is prepared by measuring
If you are uncertain as to which layer in the separatory funnel is aqueous when extracting an aqueous solution with an organic solvent, how could you settle the issue
Explain why it could be a health hazard to improperly smell a chemical in the laboratory.
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