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Contrast the equations for computing the freeing point depression and boiling point elevation. Demonstrate the difference by calculating the Delta T for the freeing point and boiling point of 2.0m NaCl
Consider a solution of carbonic acid, H2CO3. (a) Calculate the H3O+ ion concentration of a 0.15 M solution of carbonic acid.
CO(g) + 2H2(g) = CH3OH(g) , what is the equilibrium constant? , where CH3OH = 0.0412 atm, H2 = 0.274 atm, CO = 0.914 atm.
two engineers are calculating the molecular weight of a gas mixture containing oxygen and other gases. one of them uses
when benzene c6h6 ofnbsp 780 g of molar mass 78 gmolnbspcombinesnbsp with 750 ml of concentrated nitric acid 16 m and
Zingerone (responsile for the pungent taste of ginger) is a naturally occurring compound, What orbitals are used to form the indicated bond? H3C-O
a solution is 0.0010 m in each of the following cations ag hg2 and pb 2. the ksp values for agcl hg2cl2 and pbcl are
An aqueous solution is 13.0% by mass ethanol, CH3CH2OH, and has a density of 0.978 g/mL. The molality of ethanol in the solution is?
Compute the first and second ionization energies in eV of Beryllium using Salter's rules
Which of the following will have the lowest freezing point?
the molecules water and methane have similar masses but methane changes from a gas to a liquid at -161 degrees celsius.
A sample of a gas occupies a volume of 323 mL at 625 torr. At constant temperature, what will be the new volume when the pressure changes to the following:
Water cannot be used as a solvent for the Maleic anhydride + 1,3 cyclopentadiene because. so far all i have got is that anhydrides react toward water, and use dry reagents/apparatus. For a better yield of the cycloadduct.
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