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Determine Qc if the following amounts (in moles) of each component is placed in a 10.00 L container.
CO2 0.790CO 0.470O2 0.510
When 1 gram of nitroglycern, C3H5(NO3)3, decomposes to form nitrogen gas, oxygen gas, gaseous carbon dioxide, and liquid water, 1.9 kcal of heat is evolved. How much heat is evolved per mole of gas formed in the decomposition of nitroglycerine?
Calculate the 1) mls of 15M Acetic acid 2) the grams of sodium acetate 3) and the mls of water required to make a 500mM acetate buffer at pH 4.85
What is the percent purity of NaHCO3 in your baking soda? (The formula weight of NaHCO3 is 84.007 g/mole).
A sugar-water mixture contains 45.8 g of sugar and 108.5 g of water. What is the percent by mass of sugar and the percent by mass of water in the solution?
At a temperature of 415 C and a pressure of 725 mmhg , how many grams of NH3 can be produced when 4.10 L of NO2 react?
There are four cadmium atoms and four tellurium atoms per unit cell. How many of each type of atom are there in a cubic crystal with an edge length of 5.00 nm?
You have 100 mL of a .10 M Acetate buffer pH 4.75 composed of .050 M Acetic Acid and .050 M Na Acetate. 100 ml of pure water is added and the pH is still 4.75. Use the henderson hasselbalch equation to explain what happened.
A gas originally at 30.0 C and 1.00 atm pressure in a 3.9L flask is cooled at constant pressure until the temperature is 11C. The new volume of the gas is _______ L.
Determine the volume of .450M NaPO4 is needed to precipitate all the lead(II) ions from 190.0mL of .550M Lead(II) nitrate?
calculate the mass of Fe(NO3)3 that you would need to yield a similar conductivity value as the NaCl
A racquetball court is 20 ft wide. If we consider only motion along this direction and treat the ball as a particle in a box, if the ball weighs 1.4 ounces, what quantum number corresponds to a racquetball hit 100 km per hour and what speed would ..
A gas occupies a volume of 410 mL at 27oC and 740 mm Hg pressure. Calculate the volume the gas would occupy at STP.
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