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In this experiment we determined the orders of reagents as well as a specific rate constant by measuring the rate of oxygen evolution from the iodide-catalyzed decomposition of hydrogen peroxide H2O2.
Calculate the number of moles of gaseous nitrogen contained in a sample of 227 mL of gas saturated with water vapour at 20 °C and 90.0 kPa.
The initial rates at various substrate concentrations for an enzyme-catalyzed reaction are as follows.
Calculate the average O-F bond energy given the following average bond energies: O=O 498 kJ/mol F-F 159 kJ/mol
An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6275 J. What is the specific heat of the gas
Methanol, CH3Oh, is produce commercially by the catalyzed reaction of carbon monoxide and hydrogen
Find the volume (mL) and pH of 0.0588 M KOH needed to reach the equivalence point(s) in titrations of the following.
a 100 g sample of water at 23C is added to a 45 g sample of water at 99C. what is the final temperature of the sample
Assuming equal concentrations rank theses solutions in order from lowest ph to highest(all aqueous). Ca(OH)2, HBrO, NH3, RbOH, HI
sulfate dissolves as follows: Na2SO4(s) → 2Na+(aq) + SO42- (aq). How many moles of Na2SO4 are required to make 1.0 L of solution in which the Na concentration is 0.10 M?
What is the density of a block which mass is 50.0 g and is only submerged 40% in bromoform which has a density of 2.890 g/cm^3
a nugget of pure gold of 4.90 grams absorbed heat of 270 joules. determine the final temperature of the au if the
Propose a structure for the compound with the following formula that is consistent with the IR and 1H NMR data shown:
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