Why the concentration of a reactant fell
In the study of a second-order gas-phase reaction, it was found that the concentration of a reactant fell from .220molL-1 to .056mol L-1 in 1.22x104s.What is the rate constant of this reaction.
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Determine the final pressure and temperature of the mixture and the entropy change for the mixing process. Assume constant specific heats where cvN2 = 0.744 kJ/(kg-K); cv Co2 = 0.68 kJ/(kg-K)
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A professor does not like to grade, and he randomly assigns each student a letter grade of A, B, C, D, or F. In other words, a student has an equal chance of receiving each one of the five letter grades. Assume that each student's grade is indepen
As the frequency of the oscillator is varied over the range 500-1500 Hz , the wire is observed to set into oscillation only at frequency 860 Hz to 1290 Hz. What is the linear density of the wire??
Determine the air to fuel ratio required (on a mass basis) to burn the fuel with 20% excess air. If the air is at 27C and 98 kPa, what volume of air is required to burn a kg of fuel?
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The Los Angeles Times regularly reports the air quality index for various areas of Southern California. A lower index value means better or cleaner air. A sample of air quality index values for Pomona provided the following data: 33, 47, 63, 53, 5
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