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Explain at a given temperature, the elementary reaction A Equilibrium B in a forward direction is first order in A with rate constant of 3.90 X 10 -2 s-1
The reverse reaction is first order in B as well as the rate constant is 8.80 X 10-2 s-1. Explain what is the value of the equilibrium constant for the reaction A (equilibrium) B and B (equilibrium) A at this temperature?
The rate constant of a reaction is 5.35*10^-5 L/mol.s at 195 C and 6.90*10^3 L/mol.s at 258 C. What is the activation energy of the reaction
one mole of water intially at 50 degrees celcius is heated to140 degrees celcius at a constant pressure of 1.00 atm.
A solution is made by combining 500ml of .10M HF with 300ml of .15M NaF. What is the pH of the solution? (Ka=7.2e-4 for HF)
A sample of N2O3 contains 1.26 moles of nitrogen. Use the following atomic masses: N =14, O=16.
Dehydration upon heating with concentrated sulphuric acid without carbocation rearrangement?
Evaluate the amount of heat released absolute value when 1.1 kg of liquid ethanol is burned in excess oxygen to make carbon dioxide as well as liquid water. Utilize the thermodynamic data for 298.15 K
What prefix is used to name a hydrocarbon with two carbon atoms?
Draw the three different plates you would expect from obtaining a TLC from ibuprofen on silica gel using (a) toluene, (b) ethyl acetate, and (c) methanol as the eluting solvents
calculate the amount of heat transferred when 46.0 g of {rm{CH}}_3 {rm{OH}}(g) is decomposed by this reaction at constant pressure.
What is the numerical value (ignore units) of the equilibrium constant for the following reaction
Nitrobenzene (C6H6NO2) is used in small quantities as a flavoring agent or in perfumes, but can be toxic in large amounts. It is produced by reaction of benzene (C6H6) with nitric acid
A 12-liter tank contains helium gas pressurized to 160atm . What size tank would be needed to contain this same amount of helium at atmospheric pressure (1atm )?
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