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What do you think might happen during the solvent migration up the paper if the two long edges of the filter paper overlapped when folded into a cylinder?
At a certain temperature, the equilibrium mixture of the reaction PCl5 (g) ? PCl3 + Cl2 (g) has PCl5 = 1.50 atm. PCl3 = 0.10 atm and PCl2 = 7.50 atm Calculate the value of Kp at this temperature
Butadiene can undergo the following reaction to form a dimer (two butadiene molecules hooked together). 2C4H8(g) > C8H12(g) The half-life for the reaction at a given temperature is 5.92*10^-2 sec
sample of sodium reacts completely with 0.142kg. of chlorine forming 234 g. of sodium chloride. what mass of sodium
Determine the maximum number of electrons that can exist in a completely filled n=5 level. Give four possible quantum numbers for a 5f electrons of the hydrogen atom
Show how one could obtain G(T,P,Ni) by performing a Legendre transformation of A(T,V, Ni) and make use G=A+PV to identify the partial derivative
What mass of this substance must evaporate in order to freeze 112 of water initially at 18? (The heat of fusion of water is 334 the specific heat of water is 4.18 .
A beaker with 145mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M
A 50.0-g sample of metal at 100.0 degrees C is added to 39.0 g water that is initially 23.50 degrees C. the final temperature of both the water and the metal is 28.46 degrees C.
Suppose a buffer solution is made from formic and, HCHO2, and sodium formate, NaCHO2. What is the net ionic equation for the reaction that occurs when a small amount of sodium hydroxide is added to the buffer
what is the density in gml of a sphere with a diameter of 4cm and a mass of 1.35 grams? what is the percent error if
One of the advantages offered by a synthetic detergent is that it won't form "soap scum" with hard water. Show the chemical reaction that a soap (use RCO2-) undergoes with calcium or magnesium ions
The atmosphere slowly oxidizes hydrocarbons in a number of steps that eventually convert the hydrocarbon into carbon dioxide and water. The overall reactions of a number of such steps for methane gas is as follows
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