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A mixture of 2.00 moles of H2, 3.00 moles of NH3, 4.00 moles of CO2 and 5.00 moles of N2 exerts a total pressure of 800 torr. What is the partial pressure? Can you please includes steps on how to do this?
The combustion of sodium has a change in heat for the balanced reaction of -832 KJ. Do you need a balance reaction to answer this question: If .75 moles of sodium is combusted in a bomb calorimeter, how much heat in joules is given off
The major product of the acid-catalyzed dehydration of of neopentyl alcohol (2,2-dimethyl-1-propanl) has a different carbon skeleton than that of the starting alcohol. suggest a structure for this alkene, and propse a reasonable mechanism for its ..
calculate the entropy of a sample of a solid in which the molecules may be found in any one of four orientations with
What is the value of Delta S when 2.7g of CH4 is compressed from 29.0 L to 18.0 L at a constant temperature of 100 C?
a 4.80 g nugget of pure gold absorbed 276 j of heat. what was the final temperature of the gold if the initial
Calculate the number of moles of cytochrome c3+ (Fe3+) formed from cytochrome c2+ (Fe2+) with the Gibbs energy derived from the oxidation of 1 mole of glucose
hich of the following gives a buffer solution when equal volumes of the two solutions are mixed. Check all that apply. Check all that apply. 0.10 MNH4Cl and 0.10 MNH3 0.20 MNH4Cl and 0.10 MNaOH 0.20 MNH3 and 0.10 MHCl 0.10 MNH3 and 0.10 MHCl
a 40.0 ml sample of oxygen is collected by water displacement at 24.0 degrees celcius. what volume would the dry gas
The sun is 93 million miles from earth. Explain how many minutes does it take for light to travel from the sun to the earth. The speed of light is 3.00 x 108 meters per second.
Find the equilibrium concentrations of \rm A and {\rm B} for a = 1 and b = 2. Assume that the initial concentration of \rm A is 1.0 {\rm M} and that no {\rm B} is present at the beginning of the reaction. kc=2.3
You are using a Geiger counter to measure the activity of a radioactive substance over the course of several minutes. If the reading of 400. counts has diminished to 100. counts after 35.2 minutes, what is the half-life of this substance
Explain what is the final temperature of the block after the evaporation of the alcohol. Presume that the heat required for the vaporization of the alcohol comes merely from the aluminum block as well as that the alcohol vaporizes at 25.
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