An atom is ionized so that it has only one electron when
An atom is ionized so that it has only one electron. When the electron drops from the n = 4 shell to the n = 1 shell, an X-ray of wavelength 124.05 pm is emitted. What is the atomic number?
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HJ Heinz Corporation is constructing a distribution facilityin Italy for products such as Heinz Ketchup, Jack Daniel's Sauces,HP steak sauce, and Lea & Perrins Worcestershire sauce. A15-year life is expected for the structure.
Describe the difference between tightly coupled and loosely coupled systems and give an example of the types of applications that can be run on each of the systems.
A helium-neon laser (wavelength=666 nm) illuminates a single slit and is observed on a screen 1.5 m behind the slit. What is the width (in mm) of the slit
a town requiring 2 cms ofwater has two sources, a local well with 15 g/m^3 of a contaminantand a distant surface water source with 2 g/m^3 of the contaminant.
An atom is ionized so that it has only one electron. When the electron drops from the n = 4 shell to the n = 1 shell, What is the atomic number
Determine the normalstress in a basketball of 12 inches diameter and 0.1 inch wall thickness which has been inflated to a gage pressure of 15psi.
The number a is the average of the numbers n1, n2, n3, and so forth. Hint: Write your program so that it first reads the entire file and computes the average of all the numbers, then closes the file, and then reopens the file and computes the stan
A spherical pressurevessel of 1.2m outside diameter is to be fabricated from a steelhaving an ultimate stress of σU450 MPa. Knowing that a factor of safetyof 4.0 is desired and that the gage pressure may reach 3 MPa,
You've made the finals of the Science Olympics! As one of your tasks, you're given 1.5g of copper and asked to make a cylindrical wire, What length l will you choose for your wire
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