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A particular first order reaction has a rate constant of 1.35x10^2 s-1 at 25C. Explain what is the magnitude of k at 95.0 C if Ea=55.5kj/mol?
A solution of .25 mol HF diluted to 1.0 L has a hydronium ion concentration of 1.3x10^-2 M. What is the percent ionization of HF
Does 4 mL of 5% NaOH contain enough base to completely neutralize 125 mg of benzoic acid. Show your stoichiometry calculations.
A brewery has a horizontal conveyor belt to transfer malted barley from a storage silo to the mash tun (the large vessel where the malted barley is steeped in hot water).
Suppose a blimp holds 175,000ft3 of Helium. Suppose the gas is at 23 degree Celsius and 1.0atm, define what mass of Helium is in a blimp
Explain how many monochloro derivatives, including stereoisomers can be formed in the chlorination of 1-bromobutane
Derive a rate law for the exothermic reaction 2O3 ? 3O2 based on the following mechanism and draw the corresponding reaction-profile diagram.
Using Henry's law, calculate the molar concentration of in the surface water of a mountain lake saturated with air at 20 and an atmospheric pressure of 660 torr.
What is the rate constant of a first-order reaction that takes 367 seconds for the reactant concentration to drop to half of its initial value
A 5.00 mL sample of isopropyl alcohol has a mass of .930 g whe measured at 20 degrees celsius. What is the specific gravity of isopropyl alcohol?
methabe reacts withoxygen in the air to produce carbon dioxide and water. ammoniareacts with oxygen in the air to
Calculate approximately the value for the heat of sublimation of methane and calculate the pH for this solution
The wave function for the ground state of the quantum harmonic oscillator
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