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One cubic meter (1.0 m3) of aluminum has a mass of 2700 kg, and a cubic meter of iron has a mass of 7860 kg.. Find the radius of a solid aluminum sphere that has the same mass a…
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One cubic meter (1.0 m3) of aluminum has a mass of 2700 kg, and a cubic meter of iron has a mass of 7860 kg.. Find the radius of a solid aluminum sphere that has the same mass a…
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Mar 24, 2017
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One cubic meter (1.0 m3) of aluminum has a mass of 2700 kg, and a cubic meter of iron has a mass of 7860 kg.. Find the radius of a solid aluminum sphere that has the same mass as a solid iron sphere of radius 2.57 cm.. Answer in units of cm
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4/3 · 2.57³ π · 7,860 = 4/3 · r³ π · 2,700 / : 4/3 π
2.57³ · 7860 = r³ · 2,700
r³ = 2.57³ · ( 7,860 : 2.700 ) = 2.57³ · 2.911111... /∛
r ≈ 2.57 · 1.428 =
3.67 cm
Answer:
Radius of a solid aluminium sphere is 3.67 cm.
Jfdimark
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