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Question: Find the adiabatic flame temperature in the complete combustion of propane (C3H8) entering at 2.5 bars and 25 C with air entering at 1 bar and 220 C. Please presume all the gases are ideal and look up any molar enthalpies of formation as necessary.
A radio station broadcasts at a frequency of 101.3 MHz. (1 mHz = 10^6Hz). What is the wavelength and energy of this radiation
How many grams of sodium azide are needed to provide sufficient nitrogen gas to fill a 35.0 by 35.0 by 25.0 cm bag to a pressure
Draw a molecular orbital diagram for the p electrons in the cyclopentadiene anion. Be sure your diagram: Is drawn to scale (with respect to the energy axis)
Ethylene glycol, CH2(OH)CH2(OH), an important ingredient in automobile antifreeze, is much more soluble in water than octyl alcohol, CH3(CH2)6CH2OH, because
The liquid contains 42.5 mole% benzene and the vapor contains 73.5 mole% benzene. -Calculate the heating requirement for this process in kW. -Using Raoult's law determine whether or not the given benzene analyses are consistent with each other
a 27.7 ml sample of CO2 was collected over water at 25.0 degrees celcius and 1.00 atm.(the vapor pressure of water at 25.0 degrees celcius is 23.8 torr) What will the volume be at the same temperature and pressure after removing the water vapor?
The evaporation of water H2O(l) ->H2O(g) is endothermic: Change in T degree +44.01 kJ Determine the minimum mass of water (in ) has to evaporate to absorb 183 joules of heat?
In a particular titration experiment a 25.0 mL sample of an unknown monoprotic acid required 30.0 mL of .200 M NaOH for the end point to be reached. What is the concentration of the acid?
Calculate the volume of carbon dioxide at 20.0 degrees C and 0.910 atm produced from the complete combustion of 5.00 methane. Compare your result with the volume of CO2 produced from the complete combustion of 5.00 kg of propane (C3H8).
positron x and positron y are each traveling at the same speed. how does the de broglie wavelength of the two positrons
an intermediate step in the industrial production of nitric acid involves the reaction of ammonia with oxygen gas to
Calculate the osmotic pressure of a 20% sucrose solution given that the molecular weight of sucrose is 342g.
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