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What is the concentration (molarity) of the solution prepared by dissolving 1.83g of Co(NO3)2 in HCl acid to give a total volume of 100 mL?
Iodobenzene(C6H5I, bp 188C) steam distills at 98.2. How many molecules of water are required to carry over 1 molecule of iodobenzene. How many grams os water per gram of iodobenzene
The thallium (present as Tl2SO4) in a 6.05-g pesticide sample was precipitated as thallium(I)iodide. Calculate the mass percent of Tl2SO4 in the sample if 0.235g of TlI was recovered.
find the expected freezing point of a water solution that contains 268 g of aluminum nitrate alno33 in 8.50 kg of
An ideal gas is expanded reversibly and isothermally from 10 bar to 1 bar at 298.15 k. what are the values of (w), (q), delta U, and delta H. If the ideal gas expands isothermally against a constant pressure of 1 bar, how much work is done on the ..
calculate the temperature of an isothermal flash drum required to vaporize 40% of a liquid mixture of 60 mole% isopropanol and 40mole% n-butanol.
Calculate the amount of N2 gas released (in liters at 37 and 1.5 atm) when the diver returns to the surface of the water, where the partial pressure of N2 is 0.80 atm.
A helium-filled balloon at sea level has a volume of 2.5 L at 0.989 atm and 33°C. If it is released and rises to an elevation at which the pressure is 0.900 atm and the temperature is 29°C, what will be the new volume of the balloon?
190 mL of an HCl solution with pH of 3.60 is added to 200 mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution?
An unknown compound contains only C, H, and O. Combustion of 3.60 g of this compound produced 8.18 g of CO2 and 3.35 g of H2O.
The Kb of 2,4,6-trimethylpyridine is 2.7x10-7 I've really been struggling with this stuff because i've been out of school sick, if there is any way that the steps can be shown in a more broad spectrum instead of ever little detail that would be ap..
A boiler is used to heat steam at a brewery to be used in various applications such as heating water to brew the beer and sanitizing the brewing tanks
What mass of water would be needed to evaporate from your skin in order to dissipate 1.7 X 105 J of heat from your body?
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