The Atomic Nature of Matter

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 111 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

The Physics Hypertextbook

  • No condition is permanent.