Expected number of passengers that show up
An airplane holds 20 passengers. The probability a passenger will not show up is .1
a. If the airline sells 25 tickets for the flight, what is the expected number of passengers that show up?
b. What is the probability that all 25 passengers show up?
Expected delivery within 24 Hours
A 2.216 g sample is dissolved in 48.68 g water and the solution is found to have a b.p of 100.068 oC What is molecular formula of conifer?
Suggest why methyl orange is more firmly adsorbed than methylene blue. ( Hint: consider the possibilities for charge delocalization in each structure.)
The reaction A+2B=products, has the rate law,rate=k[A][B]3. If the concentration of B is doubled while that of A is unchanged, by what factor will the rate of reaction increase?
List the three main classes of meteorite and describe how they can be distinguished on the basis of their principal constituents.
An airplane holds 20 passengers. The probability a passenger will not show up is .1 If the airline sells 25 tickets for the flight, what is the expected number of passengers that show up?
To use the principle of superposition to determine the total deflection in a cylindrical rod due to a static loading. A steel rod (E=200 GPa) is subjected to the load shown, where P = 2675kN. A gap a = 1.70mm exists before the load is applied.
Calculate the fraction of the principal species in the solution bymixing 0.1M leucine and 0.1M NaOH, and the pH of that solution.
If the consulting firm tells you the sample mean for the Medicare enrollees it interviewed was $7500, would you question whether the firm followed correct simple random sampling procedures?
The spheres are connected by a massless nonconducting string of length d = 1.00 m, which is much greater than the radii of the spheres. a) What is the electric potential energy of the system? (J)
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