The heat capacity of a bomb calorimeter
The heat capacity of a bomb calorimeter is found to be 5.68 kJ/oC. When a 1.652 g sample of glucose is burned in the calorimeter, the temperature of the calorimeter increases from 24.56 oC to 29.10 oC. Calculate the heat of combustion of glucose.
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A 36 gram sample of copper at 99.8 C is dropped into a beaker containing 207 grams of water at 18.5 C. what is the final temperature when thermal equilibrium is reached.
An extended source emits 2.00 W cm-2 sr-1 nm-1 at 300 nm. Calculate the spectral radiant power impingent on a 1.00 cm2 receptor that5 is 2.00 M away in W nm-1 and photons s-1 nm-1 if a 1.00 mm diameter aperture is placed at the source. What is the
Identify appropriate bond angles of each. Identify orbital hybridization, electron domain geometry, and molecular geometry of each
acetic acid is a weak monoprotic acid. it is the active ingredient in vinegar. if the initial concentration of acetic acid is .200 M and the equilibrium concentration of h3o+ is .0019 M, calculate Ka for acetic acid.
The heat capacity of a bomb calorimeter is found to be 5.68 kJ/oC. When a 1.652 g sample of glucose is burned in the calorimeter, the temperature of the calorimeter increases from 24.56 oC to 29.10 oC.
A beam of 632.8 nm photons from a He-Ne laser strikes a detector area of 5.0 mm2. The laser has a flux of 3.18 x 1015 photons s-1. (a) What is the laser radiant power in watts?
How many moles of permanganic acid could be produced if 0.9240 moles of manganese(II) oxide, 2.280 moles of lead(IV) oxide, and 2.009 moles of nitric acid are combined and react to completion?
A 33.00 sample of an unknown solution is titrated with a 0.110 solution. The equivalence point is reached when 28.38 of solution is added. What is the concentration of the unknown H3PO4 solution?
Determine the theoretical yield if a 125.0g sample of zinc was used. Determine the percent yield if 515.6 g product is recovered.
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