0 × 105 MM/MIN 40 KM/H 0.74 KM/MIN 400 M/MIN 400 M/MIN

2.0 × 10

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mm/min 40 km/h 0.74 km/min 400 m/minAdd Question HereMultiple Choice 0 points

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QuestionIron has a density of 7.87 g/cm

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. What mass of iron would be required to cover a football playing surface of 120 yds × 60 yds to a depth of 1.0 mm?(1 inch = 2.54 cm)Answer 76 kg 47 Mg