Determine ground distance from plane to nearest milepost
The pilot, flying over the straight highway, find out that angles of depression to two mileposts ahead of him, 10 miles apart, to be 29o and 53o. Determine ground distance from plane to nearest milepost.
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The amount in each package varies a little bit, following a normal distribution with a standard deviation = 0.9 kg. A consumer group measures the weight of 36 bags of rice selected randomly from the stock at several grocery stores. The mean of the
Suppose when the Iron (III) Nitrate is added to a beaker along with the potassium thiocyanate then a red solution forms. Disucss what happens to the solution if 6 M NaOH is added in terms of Chatelier's Principle and what if 6 M HCl is added inst
The scores upon a final exam are normally distributes with the mean grade of 79 and standard deviation of 9.5. The top 10% of the students will receive an A on this exam. Determine the minimum numeric grade a student must get in order to receive t
If 32.1 mL of the sodium hydroxide solution are required to titrate 31 mL of the propanoic acid solution to the equivalence point, what is the pH at the equivalence point?
Magnesium and zinc react with the hydrochloric acid to form the hydrogen gas and metal chlorides. A 10.00g mixture of Mg and Zn is reacted with the stoichiometric quantity of HCl.
A manufacturing procedure produces metal disks. The process is monitored by taking samples of eight disks every hour and measuring the diameter of the disks. Based upon the following run data (mean 1.40, standard deviation 0.04 ), determine the co
Determine the equilibrium partial pressures of the two gases when the system reaches a new equilibrium. An equilibrium mix contains N2O4 (P=.28 atm) and NO2 (P=1.1 atm) at350K. The volume of the container is doubled at constant temp.
The table below gives grade point average at the end of two years of pre-medical curriculum and scores on a national medical exam for 10 med students. What is the slope of the regression student GPA(x) National exam score(y)
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