The Physics
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Opus in profectus

The Atomic Nature of Matter

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Problems

practice

  1. Avogadro's number is huge!
    1. A mole of dollar bills would make a stack almost 7,000 light years high.
    2. A mole of mini marshmallows would cover the Earth to a depth of about 1 kilometer.
    3. A mole of standard men would weigh about 7 earth masses.
    4. A mole of food calories could feed every person on earth for about 94 million years.
    5. Counting a mole of anything at a rate of one object per second would take about 19 quadrillion years.
  2. Write something else.
  3. Write something different.
  4. Write something completely different.

conceptual

  1. problem