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A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 14.55 % 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.
Question- The molecular formula for a compound is C9H16O. It is a cyclic compound containing six atoms of C in a ring and one substituent. There is no other element of unsaturation in the ring. The compound is only slightly soluble in water and re..
dimethylhydrazine ch32nnh2 was used as a fuel for the apollo lunar descent module with n2o4 being used as the oxidant.
The temperature is increased to 45 degree celcius then determine what is the pressure in the cylinder
A 47 kg sample of water absorbs 348 kJ of heat. If the water was initially at 28.7 C what is its final temperature.
a solid sample containing some Fe+2 ion weighs 1.062g. It requires 24.12mL 0.01562 M KMnO4 to titrate the Fe+2 in the dissolved sample to a pink end point.
a 150.0 g sample of metal at 80 c is added to 150.0g of H2O at 20 c. the temperature rises to 23.3 c. assuming that the calorimeter is a perfect insulator, what is the specific heat of the metal?
Calculate molarity of solution obtained by dissolving 0.212g of Na2CO3 in 250cm3 of solution?
A sample of h20 with a mass of 46.0 grams has a temperature of -58 degrees celcius. how many joules of energy are necessary to heat the steam from 100 degrees celsius to 114 degrees celcius.
Chloroform has a molar mass of 119.4 g/mol and a density of 1.499 g/cm^3. Estimate the volume of the above mixture using this information.
How many kilograms of sodium fluoride would be needed to treat an 8.25x10^7 gal reservior?
FInd the equation for the radial distribution function for the 4p orbital and calculate the position of the radial node(s) in a0 units.
In a gas mixture, the partial pressures are argon 425 , neon 60 , and nitrogen 125 .What is the total pressure exerted by the gas mixture?
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