How many moles of helium are in the tank
A 20.0 L tank contains 0.225 kg of helium at 18.0 C. The molar mass of helium is 4.00 g/mol. (a) How many moles of helium are in the tank? (b)What is the pressure in the tank, in Pascals and in atmospheres? Take the Helium as an ideal gas.
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What is the difference in path lengths from each of the slits to the location of the center of a third-order bright fringe on the screen?
Design a pseudocode program that prompts the user to enter the names of two primary colors to mix. If the user enters anything other than "red", "blue", or "yellow", the program should display an error message. Otherwise, the program should display t
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Whistleblowing is the primary tool through which Congress maintains over- sight over public administration