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Hydrogen gas, H2(g), reacts with iodine gas, I2(g), to form HI(g) by the following proposed reaction mechanism (with the listed hypothetical activation energies)<--I2(g)-->2I(g)k-1k2H2(g) + 2I(g)-->2HI(g)Determine the rate law that is predicted by this reaction mechanism.
When 0.800 g of Ca metal is added to 200-mL of 0.500 M HCl (aq), a temperature increase of 13.0 degrees Celsius is observed. What is the qreaction for the reaction of Ca(s) + 2H+(aq)?
The initial concentration of the reactant A in a first-order reaction is 1.2M. After 69.3 s, the concentration has fallen to 0.3M. What is the rate constant k
The latent heat of vaporization of water is 577 J/kg. If a person's body needs to lose 345 J of energy through sweating, how many kilograms of water in the form of sweat must be evaporated.
enzyme1 (E1) is required to convert reactant B to product C. Enzyme 2 (E2) is required for the reverse reaction (C to B). The activity of E1 is 50 pmol of C created/10^6 cells *s and that of E2 is 40 pmol of B created/10^6 cells*s.
The heat energy required to melt 1.00 g of ice at 0°C is 333 J. If one ice cube has a mass of 62.0 g, and a tray contains 16 ice cubes, what quantity of energy is required to melt a tray of ice cubes to form liquid water at 0°C?
What is the concentration of an ammonium chloride solution prepared by using 0.5L of water to dissolve the product of the reaction of 1.25 L of ammonia gas at 22 degrees C
A sample of oxygen occupies 10.0 L at 4.00 atm pressure. At what temperature will the pressure equal 3.00 atm if the final volume is 8.00 L.
C.A. Yates was given a 50.0mL sample of the weak acid. The known concentration of the weak acid is .25M. After preparing a buret he delivers 25.0mL of the weak acid into a 100mL Erlenmyer flask. He then titrated this solution using a standardized ..
a particular amino acid in an ion exchange chromatogra phy column. What is the peak width after the amino acid has migrated 100 cm?
The following data were collected for the rate of disappearance of NO in the reaction 2NO(g) + O2(g) ---------> 2NO2(g). Experiment [NO] (M) [O2] (M) Initial Rate (M/s)
What is the value of Ksp for Ag2SO4 if 5.40 g is soluble in 1.00 L of water?
Nitrogen and hydrogen gases react to form ammonia gas. N2(g) + 3 H2(g) 2 NH3(g) At a certain temperature and pressure 1.4 L of N2 reacts with 4.2 L of H2. If all the N2 and H2 are consumed, what volume of NH3, at the same temperature and pressure,..
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