Evaluating the net electric field
Two particles are fixed to an x axis: particle 1 of charge -1.00 x 10-7 C at x = 6.00 cm, and particle 2 of charge +1.00 x 10-7 C at x = 24.0 cm. Midway between the particles, what is their net electric field?
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Knowing the mass center of the automobile and driver is 2 ft from the wall. Determine the minimum required value of the coefficient of static friction between the tires and the wall.
A chemistry student dissolved 500 grams of AlCl3 in 2750grams of H20. The resulting solution had a density of1.015 g/mL. What is the concentration of chloride ion in parts permillion (ppm)?
A poll of 1000 americans reported that 42% expect to inherit money from their parents. What is the 99% confidence interval of the true proportion of adults who expect to inherit money from their parents?
Most of the medications that we ingest are removed from our bodiesvia a first order process. It is the aim of the physician to keepthe concentration of medication (in our body) more or less constantover the treatment period. I
Find the critical value from Table L for the rank correlation coefficient, given sample size n = 9 and alpha = .05.
A certain second order reaction required 60.2 seconds for the concentration to drop from 0.50 M to 0.36 M. How long will it take (in seconds) for the sample to go through three half-lives (starting from 0.50 M)?
If the fluid is gasoline at 20 degrees Celsius and the flow enters the blades radially, estimate the theoretical (a) flow rate in gal/min, (b) horsepower, and (c) head in ft.
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