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since nitroaniline is considered a bronsted base and benzoic acid is considered a bronsted acid, why don't these two compounds react with one another? Hint: pKa
Why wouldn't we use water to extract a compound that is highly soluable in methanol?
Write a net Ionic equation for the reaction that takes place when aq barium chloride soln reacts with an aq soln of potassium phosphate.
What mass of sodium hydrogen carbonate is needed to make the buffer solution 0.10 M in sodium hydrogen carbonate? pH is 10.1 pka is 10.33.
What volume and mass of steam at 100 degrees celsius and 760 torr would release the same amount of energy as heat during condensation as 65.5 cm(cubed) of liquid water would release during freezing?
It takes 33 melt 3.51 joules to exactly 1 gram of H2O. What is the molar heat of fusion for water, from this data?
A helium-filled weather balloon has a volume of 2.4 × 102 L at 99 kPa pressure and a temperature of 0°C. What is the mass of the helium in the balloon?
You pass a road sign saying "New York 115 km." If you drive at a constant speed of 65 mi/h, how long should it take you to reach New York? (Round to the nearest minute.)
In the process, a photon of wavelength 1.28Ã-10-6 m is emitted. What was the value of the principal quantum number for the higher energy level?
If 69.5 kJ of heat is applied to a 1038 g block of metal, the temperature of the metal increases by 11.4°C. Calculate the specific heat capacity of the metal in J/g°C.
If 376 cm3 Of Gas Is Compressed To A Volume Of 0.0457 cm3 Under A Pressure Of 3.21 KPa, What Was The Original Gas Pressure?
The carburizing gas holds the surface composition at 1% carbon for all t > 0. If D=1.4 x 10^-7 cm^2/sec: (a) Calculate the time required at the carburizing temperature
Assume the radius of a neutron to be approximately 1.0; times ;10^{ - 13} {rm cm}, and calculate the density of a neutron.
calculate the molecular mass of a solute with 8.02 grams of solute in 861 grams of water lower the freezing point to -.430 degree Celsius
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