Monday, November 4, 2013

Soalan 17

Ketumpatan merkuri ialah 13600 kg m-3. Berapakah ketumpatan merkuri dalam g cm-3?
  1. 0.136 g cm-3
  2. 1.36 g cm-3
  3. 13.6 g cm-3
  4. 136 g cm-3
C.13.6 g cm-3
\[\begin{array}{l}\frac{{13600{\rm{ kg}}}}{{{{\rm{m}}^3}}}{\rm{ = }}\frac{{13600 \times {{10}^3}{\rm{g}}}}{{{{100}^3}{\rm{cm}}}}\\ = 13.6{\rm{ g c}}{{\rm{m}}^{ - 3}}\end{array}\]

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