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Hydrogen Sulfide decomposes to the reaction 2H2S--->2H2+S2. Delta S= 78.1 j/k and the Delta H=169kJ. At what temperature would the reaction be spontaneous
nitrogen and hydrogen form the compound NH3 how many hooks would dalton put on the nitrogen atom to explain this compound?
Subtilisin (Mr 27600) is a bacterial protease that can catalyze hydrolysis of certain amino acid esters and amides. Subtilisin does have a problem, in that it becomes inactivated by oxidation of a methionine Met-222. Subtilisin mutant with Cys rep..
The air is breathed underwater at 100 feet where the total pressure is 4.1 atm. What is the partial pressure (atm) of oxygen under these conditions? Calculate the relative rate of diffusion of CO2 compared to SO2.
When making a plot with the Claussius Clapeyron equation, the enthalpy of vaporization can be calculated from the slope of the line of lnP vs 1/T.
Four anions were confirmed present by the formation of a precipiate. Which are so confirmed? Write a formula and indicate the color
Calculate the value of the rate constant. Pick the choice from below which gives the correct reaction order and value of the rate constant for this reaction.
Calculate the rpoportion of I2 (iodine) molecules in their ground state, first excited stated
In a reaction 8200 g of sodium reacts with 74.00 g of ferric oxide to form sodium oxide and iron metal. Calculate the mass of sodium iron produced.
A solution is prepared by adding 80.0 mL of 0.090 M HBr to 130.0 mL of 0.50 M HI. Calculate the concentrations of all species in this solution. HBr and HI are both considered strong acids.
Nitrogen dioxide dimerizes to produce dinitrogen tetroxide. Give a possible explanation for why this reaction occurs
A sample of oxygen is collected by water displacement at a temperature of 35C when the barometric pressure is 752 mm Hg. What is the partial pressure of the dry gas?
How many milliliters of 12.6 M HCl solution are needed to obtain 0.105 mol of HCl?
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