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According to the following thermochemical equation, what mass of H2O (in g) must form in order to produce 975 kJ of energy?
How many grams of zinc metal will react completely with 8.2 liters of 3.5 M HCl? Zn (s) + 2 HCl (aq) ZnCl2 (aq) + H2 (g)
MgNH4PO4*6H20 loses H20 stepwise as it is heated. Between 40 and 60 degrees C the monohydrate is formed, and above 100 degrees C the anhydrous material is formed. What are the phosphorus percentages of the monohydrate and of the anhydrous material..
Even though butanols have the same number of the same atoms, we see large differences in their ability to dissolve water. How do you account for this? How might you account for the much smaller differences observed among the pentanols
If the standard heat of rxn for the rxn is calculated to be -567.4 kJ/g mol FeS2(s) what is the value of Delta Hrxn will you use per kg of FeS2 burned in an energy balance
Can anyone show a picture or a link to show me the mechanism for maleic acid to fumeric acid and include where the electrons are transferred from and where they are going
Write the equilibrium expression that agrees with the equilibrium constant in part a. Calculate the equilibrium pressure of hydrogen gas needed to give an equilibrium ratio of CH3OH to CO equal to 10,000:1
What is the wavelength, in nm, associated with a 2000. kg truck traveling at a speed of 20 m/s, that is, considering the truck to be a "matter" wave
Discuss the merits and disadvantages of dispensing a drug as a reacemic mixture or as a single enantiomer.
A sample of oxygen at 65°C under a pressure of 800 torr occupies 425 mL. What volume would it occupy at standard conditions
calculate q, w, delta E, and delta H for the process in which 88.0g of nitrous oxide gas (N2O) is cooled from 165 degrees celsius to 55 degrees celsius at a constant pressure of 5.00 atm.
Explain using Hooke's law why the H-X stretches absorb higher frequency energy than C-X stretches. (X=C,N,O)
After equilibrium has been established, 5.0 mg of o-xylene is measured in the water. What is the total mass of o-xylene present in the flask
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