Calculating the rate constant
A first order reaction has an activation energy of 65.7 kJ/mol and a frequency factor (Arrhenius constant) of 2.36 x 1013 sec -1. Calculate the rate constant at 18 oC.
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A rigid tank with a volume of 2 ft^3 contains air that is initially at 20lbf/in^2, 500 °R. If the air receives a heat transfer of magnitude 6 Btu, determine the final temperature °R, and the final pressure in lbf/in^2. Rair = 53.33 ft·
In a certain experiment conducted with f_m=1 kHz and increasing A_m, starting from 0 volts, it is found that the carrier component of the FM signal is reduced to zero for the first time when A_m=2 volts. What is frequency sensitivity of the d
If a 2.3 reaction vessel initially contains 721 of cyclopropane at 485 , how long will it take for the partial pressure of cylclopropane to drop to below 105?
How many grams of lead chromate form when a 1.00-g sample of Pb(No3)2 is added to 25.0mL of 1.00 M K2CrO4 solution?
A refrigeration tank holding 5.00L Freon gas (C2Cl2F4) at 25°C. and 3.00 atm pressure developed a leak. When the leak was discovered and repaired, the tank had lost 76.0g of the gas. What was the pressure of the gas remaining in the tank at 15
starting with only the solid, it is found that 40 degrees Celsius the total gas pressure (NH3 and CO2) is 0.363 atm. Calculate the partial pressure of NH3 and CO2.
A 35-year old female worker receives an x-ray exposure of 5.2 rad (whole-body) while carrying out emergency procedures in a nuclear accident. Discuss the health risks assumed by this worker as a result of the radiation exposure.
Calculate change of boiling temperature of pure liquid (say water) with change of atmospheric pressure ? (Pchem)
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