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You pour 1 liter of water into a thermally insulated, electrically heated teapot which you then plug in. How long will you have to wait for the water to boil and for the pot to whistle? The metal of the teapot is equivalent to 200 cm3 of water and the label of the teapot says it is rated at 1250W.
Calculate the concentration of the ions and the molar solubility and the solubility product constant for the Salt at 25 degree c. Show the balance reaction.
calculate the pressure of the dimer when the total pressure is .725 atm at equilibrium. 2ch3cooh(g) (ch3cooh)2(g) Monomer Dimer
Describe an expreiment to determine the molal freezing point depression constant
the dehydration of beta-hydroxy ketone occur so readily to produce the alkene compared with all the unsuccessful effort to dehydrate an alcohol under basic conditions?
the mass spectrum determined the molecular weight of mehtyl salicylate to be 125.15 g/mol. What is the molecular formula of methyl salicylate?
A 100.0 mL aliquot of a dibasic compound with Kb1= 1*10^-4 and Kb2 = 1*10^-8 was titrated with 1.00 M HCl. Calculate what the pH of the solution would be after 15.0 mL of the acid was added to the 100 mL aliquot base.
Ferrocene eluted from the column first and acetylferrocene second, but ferrocene ended up as the higher of the two spots during TLC analysis. Explain.
How would you expect a titration curve of both the solutions and what will happen if HCl is added to the H 2 O and sodium acetate buffer ?
25 ml of 0.10 m acetic acid is titrated with 0.10 m naoh. what is the ph at the equivalence point? ka for acetic acid
Complete combustion of 8.60g of a hydrocarbon produced 26.4g of CO2 and 12.6 g of H2O. What is the emperical formula for the hydrocarbon
what is the mol fraction na2so4 in a solution which is 11.5 by weight na2so4 molar mass na2so4 142.06 gmol and h2o
what is the molarity of all solutes in this solution. what is the osmotic pressure of the solution at 25 C. assume total dissociation of NaCL.
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