What is the concentration of chloride ion in parts
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)?
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Draw a system diagram and label all the components. Number the flow, starting with a 1 at the pump inlet. The actual thermal efficiency of the cycle. Compare to the answer you got in problem I and II. Is it less, the same or greater?
A 0.250 g quantity of an acid is titrated with 0.108 MNaOH. It takes 27.22 mL of NaOH to reach the end point. What is the equivalent weight of the acid?
A random sample of n = 57 observations produced a mean x = 30.8 and a standard deviation s=2.3 Find a 90% confidence interval for population mean µ.
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 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
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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