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Consider the gas phase decompositon reaction of 2NOCl----> 2NO +Cl2. The concentrations of NOCl and Cl2 are plotted below for the reaction at 500K.
a. What is the average rate of the reaction over 0.20 to 0.25 seconds?
A compound that is composed of only phosphorous and sulfur has a molecular weight of 222.27 g/mol. If the compound is 72.13% sulfur by mass, what is the name of the compound.
Does each of the following statements describe a simple enzyme or an enzyme that requires a co factor
What osmotic pressure would develop across the membrane if the temperature is 26.0 degrees Celcius?
A sample of hydrogen gas was collected over water at 36°C and 855 mm Hg. The volume of the container was 6.50 L. Calculate the mass of H2(g) collected. (Vapor pressure of water = 44.6 torr at 36°C)
At 990 degree C Kc is 1.6 for the following reactions. i 4.0 mol of CO, 3.0 mol of H2O, 2.0 mol of H2 and 1.0 mol of CO2 are placed in a 5.0L container and allowed to reach equilibrium at 990 degrees C. which response includes all the following co..
The concentration of Pb2+ in a commercially available standard solution is 1.000 mg/mL. What volume of this solution should be diluted to 6.0 x 10^2 mL to produce a solution in which the concentation of Pb2+ is 0.0505 mg/L? in Homework Help
At 800K the equlibrium constant, Kp for the following reaction is 3.2 *10^-7. 2H2S(g) 2H2(g)+S2(g). A reaction vessel at 800 K initially contains 3.00 atm of H2S. If the reaction is allowed to equilibrate, what is the equlibrium pressure of S2
400cm3 of glycerol, C3H8O3 (density= 1.26 g cm-3) is added to a kilogram of water. What is the mole fraction of C3H8O3 in the solution?
72.0 ml of a 1.50 M solution is diluted to a volume of 288 mL. A 144 mL portion of that solution is diluted using 185 mL of water. What is the final concentration
find pressure of c2h5oh at 355k if one mole of c2h5oh occupies 30 liters. use vander walls equation. please help not sure how to figure this out.
The calibration points for the Martian temperature scale are the usual melting point of ice and boiling point of water, which are assigned the values 0 °M and 80 °M. the normal body temperature of humans is 98.6 °F. What is this temperature in °M?
Equilibrium concentration for N2O4=2NO2 is 4.6*10-3. the mixture contains 8.0*-2, what is the equilibrium of N2O4?
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