A 94 g sample of iron has a length of 2 cm, width of 3 cm, and a height of 2 cm. What is its density?
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volume of iron =[2*3*2]cm^3
mass[given]=94g
hence,
density=mass/volume
=94/2*3*2 g cm^-3
=94/12 g cm^-3
=7.8333~7.8 g cm^-3
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As given data
Volume of iron(v) =l×b×h
Density =?
Mass =94
Volume = 3×2×2=12
Density = M/V
= 94/12 = 7.83
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