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A sample of 4.47 grams of a molecular compound is that dissolved in 96 grams of tetrachloromethane (CCl4). The normal boiling point of the solution = 61.51?C, the normal boiling point of CCl4 = 61.2?C. determine the molar mass of the compound if boiling point constant for CCl4 =4.95 K · kg/mol.?
Calculate approximately the value for the heat of sublimation of methane and calculate the pH for this solution
Nuclear reactions is expressed in given reaction as 2/1H +2 /1H→3/2He + ? ; 233/92U+1/0n→133/51Sb+98/41Nb+?1/0n
As of 2007 world record for swimming 1500.0 m in a long course pool is 14 min 34.56 s. if we follow this rate then calculate how many seconds would be taken by a man to swim 0.850 miles?
Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules
Show whether or not precipitate will form in this process when the Ksp of Pbl = 9.8*10 -9
Evaluate the operating conditions of the chiller - what temperature must the chiller operate if the product streams are also at 1 atm total pressure?
Determine at what minimum angle relative to the centerline perpendicular to the doorway can someone outside the room hear no sound?
How long will it take for 75% of nitrogen dioxide to decompose if the initial concentration of nitrogen dioxide is 1.33M
What must be the atomic mass of the metal M If A sample of the compound MSO 4 weighing 0.1131 g reacts with barium chloride and yields 0.2193 g BaSO4.?
Find out the formula of the gas produced if Na 3 P(s) sodium phosphide, is reacted with H 2 O
A 1.0 L buffer solution is 0.250 M LiC2H3O2 and 0.050 M HC2H3O2 . Which of the actions will destroy the buffer? (a)adding 0.050 moles of LiC2H3O2(b)adding 0.050 moles of HCl(c)adding 0.050 moles of HC2H3O2(d)adding 0.050 moles of NaOH.
Explain Why a glacial Acetic acid in a conductance set-up does forms gradually brighter lights that is dim to bright because it is frequently diluted with water?
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