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The rate of the subsequent reaction is 0.720 M/s. Define what is the relative rate of change of each species in the reaction?A + 4B yields 2C
Delta [A]/delta t = ? M/s
Delta[B]/delta t= ? M/s
Delta[C]/delta t= ? M/s
The "roasting" of 48.7 g of ZnS at constant pressure gives off 220. kJ of heat. Calculate the DH for this reaction. 2ZnS(s) + 3O2(g) ® 2ZnO(s) + 2SO2(g)
Room temperature is often assumed to be 25 degrees celcius calculate the molar volume of an ideal gas at 25 degrees celcius and 1 atm pressure
Explain what can torsion angles tell you about the overall shape of a molecule as well as of different parts of a molecule
question the compound mgi2 times xh2o is analyzed to determine the value of x. a 1.557-g sample of the compound is
A sample containing .221g Cl is dissolved in 50.0mL of water. How many moles of Cl ion are in the solution?
If 100.0mL water of at 50.0C is added to 100.0 mL of water at 20.0C. What temperature would the mixture of water reach. Assume the system is perfectly sealed and no heat is lost to the calorimeter or to outside environment.
Using the technique of the previous problem ?E was found to be -2,000.00 kJ/mol of an unknown liquid hydrocarbon at 298 K. In another experiment it was determined that for each mole of hydrocarbon, 4 moles of oxygen gas are consumed and 9 moles of..
construct an energy level diagram (molecular orbital) for the molecule SO. We are then asked to comment on the ionic species of SO - bond order, bond distance etc. So far so good.
Define Ideal gas law, Calculate the free energy of mixing when 1 mole of liquid A is mixed with 4 moles of liquid B at 25 degrees C to form an ideal solution. What is the change in chemical potential of component A?
What is the mass percent composition of oxygen in a compound having the empirical formula C10H16O3
calculate the molarity and mole fraction of a 1.43 m solution of acetone ch3coch3 dissolved in ethanol c2h5oh. density
An aspirin tablet has a mass of about 325 mg (5 grains). Calculate the total mass of aspirin tablets in a 250- tablet bottle in grams and ounces.
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