Physics 9702 · AS & A Level · Atoms, nuclei and radiation

Atoms, nuclei and radiation — practice question

An approximate count of the atoms in a mobile phone handset can be found by dividing the handset’s estimated volume by the estimated volume of one atom. What is a reasonable estimate for the number of atoms in a mobile phone handset?

  • A$10^{17}$
  • B$10^{26}$
  • C$10^{32}$
  • D$10^{37}$

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