Answer: Iron combines with oxygen to produce rust, which is the compound named iron oxide.
Explanation: Rusting is an oxidation reaction. The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust.
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Answer:
Dividing mass by volume
Explanation:
Density of a substance is defined as the mass per unit volume of the same substance. Assuming the mass of the substance is 10 Kg and it displaces volume equivalent to 5 cc then its volume will be 10/5= 2 Kg/cc. Basically, to get the density of a substance, we divide the given mass by volume
