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Ammonia is kept at 15°C in a 10.0L flask with a pressure of 1.95 atm. What is the pressure in the flask if the temperature is increased to 25°C?
Carbon from the most recent remains of an extinct Australian marsupial, called Diprotodon, has a specific activity of 0.61 pCi/g. Modern carbon has a specific capacity of 6.89 pCi/g. How long ago did the Diprotodon apparently become extinct? Answe..
what is the volume of a sample of chlorine gas with a density of 0.0032 gcm3 and a mass of 1.45
At what total pressure of bismuth vapor is the partial pressure of Bi(g) just twice that of Bi2(g) at 1000 K? How many phases are present in the system for this situation?
Tripeptide Protein: Acidic, Basic, or Neutral? Alanine has an R-group structure of CH3, cysteine has an R-group structure of HS-CH2, and aspartic acid has an R-group structure of HOOC-CH2
A gaseous mixture of and contains 35.8 nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 585 ?
A sports-ultility vehicle has an average mileage rating of 18 miles per gallon. How many galllons of gasoline are needed for a 397-mile trip
The vapor pressures of pure benzene and pure toluene at 25 C are 94.2 torr and 28.4 torr, respectively. Assuming ideal behavior
Calculate the rate constant for the reaction when the reactant concentration in a first-order reaction is given 7.30×10-2M after 15.0s and it is also reported 4.40×10-3M after 65.0s . ?
What is the pH (to nearest 0.01 pH unit) of a solution prepared by mixing 52.0 mL of 0.631 M HCl and 63.0 mL of 0.723 M NaOH
Indicicate the coordinaiton number of the metal and oxidation number of the metal as well as the number and type of each donor atom of the ligands for the folloing complexes:
A 0.1510 gram sample of hydrocarbon produces 0.5008 gram CO2 and 0.128 gram H2O in combustion analysis. Its molecular weight is found to be 106.
What volume will a sample of hydrogen occupy at 28.0 degrees celsius if the gas occupies a volume of 22.3 dm3 at a temperature of 0.0 degrees Celsius. assume that the pressure remains constant
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