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A metal container holding xenon gas (Xe) has a pressure of 458 torr at 20 degrees celcius. At what temperature will the pressure be 1.00atm?
Compute the final temperature of the solution (assuming no heat lost to the surroundings ) the solution has a specific heat capacity = 4.18 J/°C·
A solution is prepared by dissolving 138.50 g of sucrose, a nonelectrolyte, in 250.0 g of dionized water. The freezing point of the solution was determined experimentally to be -3.0 C.
How many liters of water are required to dissolve 5.55 grams of KOH and make a solution with a pH of 11.63
A sample of nitrosyl bromide (NOBr) decomposes according to the equation 2NOBr(g)-->2NO9g) +Br2 An equilibrium mixture in a 5.00- vessel at 100 degrees celsius contains
radio wave radiation falls in the wavelength region of 10.0 to 1.00e3 meters. what is the frequency of radio wave
In an ionic compound, the size of the ions affects the internuclear distance (the distance between the centers of adjacent ions), which affects lattice energy
a bacterial culture isolated from sewage produced mL of methane,ch4 at 30C and 749 mmHg. What would the volume of methane at standard temperature and pressure 10 C 760 mmHg'
Write the balanced chemical equation that represents the addition of CL2 to CH3CH=CH2.
the two most popular types of fuel for fuel cells are hydrogen and methane or natural gas. while hydrogen fuel cells
Once the system has reached equilibrium, 5.00 g of NO2 is injected into the vessel, and the system is allowed to equilibrate once again. Calculate the mass of NO2 in the final equilibrium mixture.
write the overall equation for the reaction b. Give a detailed reaction mechanism for the reaction showing all steps and intermediates
What is the percent copper of the penny? the rest is Zn, which does not plate out under these conditions and remains in solution.
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