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The vapor pressure of pure ethanol at 60°C is 349 torr. A solution is prepared by dissolving 10.0 mmol naphthalene (nonvolatile) in 90.0 mmol ethanol. Raoult's law predicts what vapor pressure in torr at 60°C?
A 1.000-mL aliquot of a solution containing Cu2 and Ni2 is treated with 25.00 mL of a 0.04068 M EDTA solution. The solution is then back titrated with 0.02053 M Zn2 solution at a pH of 5
What happens to the pattern if we try to determine which slit the electron goes through by using a laser placed directly behind the slits
What is the heat kcal released when 50.0 g of water at 100 degrees C hits the skin and cools to a body temperature of 37 degrees C
Identify the change in state that does not have an increase in entropy. Identify the change in state that does not have an increase in entropy. Water freezing Dry ice subliming Water evaporating Ice melting Water boiling
Kc for the reaction below at 25°C is 4.8 x 10-6. Calculate the equilibrium concentration (mol/L) of Cl2(g) if the initial concentration of ICl(g) is 1.33 mol/L. There is no I2 or Cl2 initially present.
suppose that 45.0 g of water at 85degc is added to 105.0 g of ice at 0degc. the molar heat of fusion of water is 6.01
From the solubility data given, calculate the solubility products for the following compounds: a) SrF2, 7.3 x 10^-2 g/L b) Ag3PO4, 6.7 x 10^-3 g/L
by solving this problem student is ablenbsp to understandnbsp how to calculate theoretical and percent yields in an
the thermochemical equation for the combustion of butane is c4h10g 132o2g --gt 4co2g 5h2ol delta h -2877kjwhat is
how would you prepare 2.500 liters of 1.500 M nitric acid from a stock solution of concentrated (16.05 M)
The presence of the carbon-carbon double bond in eugenol can be tested using the bromine water test. write a balance equation for the reaction involved in this test?
Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Round your answer to significant digits
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