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Problem- A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 10.60% naphthalene by mass.
Calculate the vapor pressure at 25?C of hexane above the solution. The vapor pressure of pure hexane at 25?C is 151 torr.
Please illustrate work if possible thanks
State the heat of vaporization of water is 40.66 kJ/mol. Explain how much heat is absorbed when 1.98 g of water boils at atmospheric pressure
Problem- Calculate the work done by the system during an isothermal reversible expansion of 3 moles of a gas that obeys to the following equation of state
How is "soap" chemically different from "detergent"? What chemical features and properties of detergents make them better than soap for hard water applications?
a sample of a mixture of cac2o4 and mgc2o4 was dissolved in about 100 ml of aqueous acid. one half of the solution was
Calculate the number of moles of copper oxidized and moles of electrons that passed through the cell. Calculate the total charge (coulombs) that passed through the cell.
Draw the most stable contributing structure for the cyclohexadienyl anion formed by the reaction of methoxide ion with o-fluoronitrobenzene
Explain why hydrogen fluoride (HF) has a higher boiling temperature that Hydrogen chloride(HCl) even though Hf has a lower molecular weight.
What is the concentration of Ag+(aq) remaining in solution when the second metal iodide begins to precipitate from the solution? Ksp1(AgI)=1.5E-16 and Ksp2(PbI2)=1.4E-8
ond weighs 44.0 carats. Determine the volume occupied by the diamond, given that its density is 3.5 g/cm3 at 20°C, and that 1 carat = 0.200 g.
2-bromobutane reacts with potassium hydroxide in ethanol at 50degrees celsius to yield 2-butene 1-butene and 2-butanol.
Specified that the enthalpy of combustion of graphite is -393.5kJ/mol as well as that of diamond is -395.41 kJ/mol, compute the standard enthalpy of the C(s, graphite) àC s, diamond transition in kJ/mol. Use two significant figures as well as do n..
It was later determined that each molecule of the unknown base could accept two protons. What is the molar mass of this unknown compound?
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