Determine the activation energy for the chirping process
At 27degrees Celsius the rate at which crickets chirp is 2.0x10^2 per min but only the 39 chirps per min at 5 degrees Celsius. Determine the activation energy for the chirping process.
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Cesium metal is used extensively in the television cameras and in the photocells because it has very low ionization energy and is readily ionized by the light.
If final exam score counts for two-thirds of grade and other test count for one-third, then what range of scores on final exam would give her the final average over 70? All tests have maximum of 100 points.
The solution is filtered and a 25.00 mL sample needs 17.50 mL of 0.0150 M HCl to neutralize it. Determine the value for Ksp of Ca(OH)2 from this data.
Crossett Trucking Company claims that mean weight of its delivery trucks when they're fully loaded is 6,100 pounds and standard deviation is 135 pounds. Suppose that the population follows the normal distribution. Twenty trucks are randomly select
Average weight of the sport utility vehicle (SUV) can be estimated by W=5t2-60t+4700. How long will it take the $1000 investment to be worth $1500 if it is compound monthly at the annual rate 6%.
According to the chebyshev's theorem, the maximum proportion of data values from data set which are more than 1.5 standard deviations from the mean is?
How do you prove that the expected value of the binomial distribution is equal to np?
Calculate the order in which the following compounds will elute from a chromatography column: acetophenone, 1,3-dichlorobenzene,4-aminobenzoic acid and benzoic acid.
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Consider the risk factors for substance use that are prevalent in your community of origin or the community where you currently live or work.
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