Q: Gold has an atomic mass of 197 amu. If a golden sphere has a diameter of 0.10 m, how many atoms does it contain? A: In order to determine what volume ( V ) is occupied by the sphere, we must obtain a value for the sphere’s radius ( r ). Fortunately, the radiusContinue reading “SOLIDS: Determining the Mass of a Golden Sphere”
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SOLIDS: The mole and Avogadro’s Number
Imagine a world where dollars can be seen with the naked eye, but pennies, nickels, dimes, and quarters are invisible. In this world, you are assigned the task of giving a presentation where, somehow or another, dollars replace pennies as the smallest unit of currency. The relationships between the aforementioned currencies will take on theContinue reading “SOLIDS: The mole and Avogadro’s Number”
RENAISSANCE PHYSICS 