Indiana Jones replaces the idol with a bag of sand of approximately equal volume: (Denisty of gold = 19.32g/cm3) ; density of sand = 2 g/cm3.)  A. Did he have a reasonable chance of not activating the mass-sensitive booby trap? Justify your reasoning.  B. Using a calculation, what is the mass of 1 liter of sand compared to 1 liter of gold?

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.