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Presuming merely translational degrees of freedom or freedom of motion, Explain what is the change in entropy (S) of the system caused by opening the stopper on this container? Presume that all three atoms are the same species as well as all three container bulbs are equal volume.
List all possible bonds that can occur between the elements P, Cs, O, and H. Predict the type of bond (ionic, covalent, or polar covalent) one would expect to form for each bond.
the pressure of 4.90 liters of an ideal gas in a flexible container is decreased to one- third of its original pressure
What is the molarity of the nitrate ions when 0.35 mol of barium nitrate, Ba(NO3)2, is dissolved in enough water to make 3.0 L of solution?
A 33.0-g sample of an alloy at 93.0°C is placed into 258 g of water at 22.0°C in an insulated coffee cup. Assume that no heat is absorbed by the cup. If the final temperature of the system is 31.1°C
at 900 k the following reaction has kp 0.345.2 so2g o2g 2 so3gin an equilibrium mixture the partial pressures of so2
what is the half-life of a compound if 89 percent of a given sample of the compound decomposes in 56 min? assume
They hydrogen atom is not actually electronegative enough to form bonds to xenon. Were the xenon-hydrogen bond to exist, what would be the structure of XeH4
What volume of ammonia could be made from the reaction of 2.5 liters of nitrogen (N2) and 8.5 liters of hydrogen (H2) at STP?
what will be the equilibrium temperature when a 245 g block of lead at 300oc is placed in 150-g aluminum container
Hemoglobin, the red blood protein responsible for oxygen transport, binds about 1.34cm^3 of oxygen per gram. Normal blood has a hemoglobin concentration of 150 g dm^-3. Hemoglobin in the lungs is about 97 per cent saturated with oxygen
Values of the rate constant for the decomposition of N2O5 at four different temperatures are as follows: Determine the activation energy (I got this step right, Ea = 101.15 kJ/mole)
Sodium sulfate dissolves as follows: Na2SO4(s) 2Na+(aq) + SO42- (aq). How many moles of Na2SO4 are required to make 1.0 L of solution in which the Na concentration is 0.10 M.
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