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The melting point of a newly discovered element is 1935.4°F. Express this temperature in degrees Celsius.
Which of the following acids (listed with pKa values) and their conjugate base would form a buffer with a pH of 8.10
Photochemical chlorination of heptane gave a mixture of monochlorides containing 15% 1-chloroheptane. What other monochlorides are present? Estimate the percentage of each of these additioanl C7H15Cl isomers in a monochloride fraction.
Phosgene is formed from carbon monoxide and chlorine. At 605 degrees C, Kc is approximately 15.5 M-1 or L/mol. Calculate Kp (in atm-1) at this temperature.
calculate the IHD and select all the types of unsaturation that might be present in the molecule based on the IHD.
Determine all concentrations after 15 minutes. What is the chlorine concentration. What is Q after 15 minutes?
what is the maximum amount of sodium chloride that can be separated at 25 ºC by filtration, and what is the mass percentage of sodium chloride in the filtrate?
if the freezing point of a 0.106m CH3COOH solution is -0.323 degrees celcius, what is the percent of acid that has undergone ionization?
The boiling point of water at sea level Is 1000C. At higher altitudes, the boiling point of water will be a) lower, because temperatures are lower b) lower, because the atmospheric pressure is lower c) higher, because the altitude is greater.
Calculate concentrations of H30+ and the pH of each acidic solution. Since HCl is a monoprotic acid, the H30+ concentrations are equivalent to HCl. First do equation: (M con)(V con)=(M dil)(V dil)
When 1 of a fuel is burned at constant pressure, it produces 3452 of heat and does 13 of work. What is the value of delta H for the combustion of the fuel?
Nitrogen (80 kPa), oxygen (21.0 kPa), carbon dioxide (0.03 kPa), and water vapor (2.0 kPa) are the usual atmospheric components. What is the total atmospheric pressure in kPa.
1.what is the ph of the solution created by combining 2.40 ml of the 0.10 m naohaq with 8.00 ml of the 0.10 m hclaq?
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