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Calculate the gibbs energy , entropy and enthalphy of mixixng when 1 mol of C6H14 is mixed with 1 mol of C7H16. at 298K. assuming to be ideal.
Determine ΔHvap for a compound that has a measured vapor pressure 24.3 torr at 273 K and 135 torr at 325 K: 1. 34 kJ/mol, 2. 13 kJ/mol, 3. 24 kJ/mol, 4. 79 kJ/mol, 5. 41 kJ/mol
Given a solution in which [Ba2+]= 0.010 M./ a) What concentration of sulfate ion (SO4--) is required to just begin precipitating BaSO4?
there are 3 main light components in turbid light mediaballistic photons snake photons and diffuse component. why
Write a balance chemical reaction showing that Ru2+ disproportionates in aqueous acid. calculate standard potential and the Gibbs Free Energy for the reaction.
Sketch a potential energy diagram for rotation about the C-C bond in propane (eclipsed and staggered conformations)
A solution containing 100 g of an unknown liquid and 900 g water has a freezing point of - 3.33 oC. What is the molar mass of the liquid? Kf = 1.86oC/m
the ratio of carbon to hydrogen to nitrogen in nicotine is 5 to 7 to 1. what is the molecular formula of nicotine if
Determine the boiling point of the solution If 11.9 grams of a nonelectrolyte with molar mass = 30.5 g/mol are combined with 200.0 grams of the solvent,?
a 14.0 g sample of cacl2 is dissolved in 121 g of water with both substances at 25.0degc. calculate the final
which of the following terms would be used to describe the mechanism of the reaction of 4-methy-2-pentene with sulfuric acid and water as solvent to form pantanol
An oxygen tank contains oxygen at a pressure of 70 kPa. When the pressure drops to 36 kPa, the temperature increases from 300 K to 350 K. If the initial volume is 9 L, what is the final volume?
Titration of a 308.5 mg sample of synthesized aspirin with 0.100 M NaOH solution required 20.30 mL. What is the EMM(effective molar mass) of the sample, and what is the % ASA(acetylsalicylic acid)
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