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Benzoic acid, 1.25g , is reacted with oxygen in a constant volume calorimeter to form H2O(l) and CO2(g) at 298 K. The mass of the water in the inner bath is 1.40×103g . The temperature of the calorimeter and its contents rises 2.83K as a result of this reaction. Calculate the calorimeter constant.
How many mL Hydrochloric acid of 0.1 M must be added to 100 mL of a 0.2 M solution of tris base to form a buffer ( pH 7.8)?
Gas tank holds 42kg of gasoline. When gasoline burns, 147kg og oxygen are consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced?
Explain the detoxification of Acetaminophen, alcohol, and sodium nitrite with biotransformation of xenobiotics. Describe the Synthesis of fatty acid, Triglyceride, Vitamin E, and Vitamin C.
You obtain the following six measurements for the mass of water delivered by a special calibrated volumetric pipette
Super-green is an indicator with a Ka of 1.6 × 10-7. The acid form is yellow and the base form is blue. Awesome-orange is an indicator with a Ka of 5.0 × 10-5.
What chemical features and properties of detergents make them better than soap for hard water application?
A circular storage tank in the san Ardo california oil field water treatment facility is 50 yards in diameter. Estimate how many barrels of fluid this tank could hold
The free energy change of the conversion of tasmainium to bulgarium was - 60 kcal and the enthalpy of the reaction was determined to be - 9.2kcal.
Explain how the carbonate system in natural waters provides buffering capacity
A gas occupying a volume of 246 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm.
The volume of the gas collected =500 ml then determine the mass of O 2 is collected? The vapor pressure of H 2 O at 25 degree Celsius =23.8 torr
23.5 g sample of pure iron at 66°C is dropped into 89 g of water at 25°C. What is the final temperature of the water-iron mixture?
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