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The rate constant of a reaction at 28°C is 0.064 /s. If the frequency factor is 1.9 1013 /s what is the activation barrier?
the equilibrium constant kc for the following reaction is 2.18 106 at 730degc.h2g br2g 2 hbrgstarting with 3.10 moles
A thin plate of copper is suspended in seawater. If the corrosion rate is 0.9 mpy (mils per year) and the plate is a square of dimension 3.5 in. per side, how much weight loss (in mg) is expected in 16 days. Express your answer in the form X.X, ro..
The solubility of oxygen in water is 6.5mg/L at an atmospheric pressure of 1 atm and temperature of 40°C. Calculate the Henry's law constant of oxygen at 40°C.
When 6.40 g of CH3OH was mixed with 10.2 g of O2 and ignited, 7.50 g of CO2 was obtained. What was the percentage yield of CO2?
How many moles of HNO3 are present in 35.0 mL of a 4.50 M solution of nitric acid?
which of the responses includes all of the following that can form hydrogen bonds with water molecules
If 2.5 mL of seawater contains about .0000000000058 moles of gold (Au), how many atoms of gold are in that volume of seawater
A reaction was conducted in benzene as the solvent. Because the reaction was very exothermic, the mixture was cooled in a salt-ice bath. This was a bad choice. Why?
a camping lantern uses the reaction of calcium carbide cac2 s and water to produce acetylene gas c2h2 g and calcium
if the reaction is not in equilibrium for the conditions in part a, calculate the pH at which the reaction will be at equilibrium if MNO4 = 10^-10 M.
a flask contains 0.160 of liquid bromine . determine the number of bromine molecules present in the
Classify each description of a complex by the number of unpaired electrons in the d4 metal ion.
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