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The rate of a certain chemical reaction is found to increase by the factor 3 from 53.6 °C to 124.5 °C. What is the activation energy (in J) for this reaction?
Calculate the standard free energy change for silver sulfate dissolution at 25 degrees Celsius.
0.25 mols of an unknown acid is dissolved in enough water to make 1 liter of solution. the ph of the solution is 2.19.
The buret contains 0.110 M NaOH. Explain what volume of NaOH is required to reach the end point of the titration. Explain what was the initial concentration of HCl
what is the conduction electron density of copper/ Answer should be stated as number of conduction electrons per cubic meter.
Calculate the volume of hydrogen gas (26.0oC, 1.50 atm) when 50.00 mL (Density 1.00 g/mL) water is decomposed by an electrical current
What is the new boiling point of water if you add 188 grams of magnesium chloride to 1250 g of water.
Protons can be accelerated to speeds near that of light in particle accelerators. Estimate the wavelength (in nm) of such a proton moving at 2.82x10^8 m/s (mass of a proton =1.673x10^-27kg)
Indicate the reaction conditions you would employ to accomplish the following: Conversion of tert-butyl chloride to 2-methylpropene to maximize the yield of the elimination product over the substitution product.
distinguish between perfect competition monopoly on the basis of thefollowing number of sellers ease of entry and exit
1g of acetanilide was reacted with 0.45g of sodium bromate and 13mmol of HBr. What is the theoratical yield of the bromoacetanilide product
a sample of ideal gas at room temperature occupies a volume of 23.0l at a pressure of 232torr . if the pressure changes
how many liters of oxygen gas can be produced at STP from the decomposition of 0.250L of 3.00M H2O2 in the reaction according to the chemical reaction shown below 2H2O2(l) ====> 2H2O (l) + O2(g)
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