A thin circular sheet of aluminum has a radius of 20 cm and athickness of 0.50cm

Question

A thin circular sheet of aluminum has a radius of 20 cm and athickness of 0.50cm. Find the mass of the sheet. Density of aluminum is 2.7 g/cm3 How do I calculate the mass without knowing the height of thesheet or the volume. A thin circular sheet of aluminum has a radius of 20 cm and athickness of 0.50cm. Find the mass of the sheet. Density of aluminum is 2.7 g/cm3 How do I calculate the mass without knowing the height of thesheet or the volume. How do I calculate the mass without knowing the height of thesheet or the volume.

Explanation / Answer

you know the thickness (height) find the volume of the aluminum sheet: V=r2*t=*202*.5=628.3cm3 628.3*2.7=1696 g=1.696kg

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