Answer:
The answer to your question is: density = 7.92 g/ml
Explanation:
data
mass of iron = 28.5 g
volume of water = 45.5 ml
volume of the iron = 49.1 - 45.5 = 3.6 ml
Formula
density = mass / volume
density = 28.5 / 3.6 substitution
density = 7.92 g/ml