Problem: The density of magnesium is 1.7 g/cm3, while that of iron is 7.9 g/cm3. A block of iron has a mass of 819 g. What is the mass of a block of magnesium that has the same volume as the block of iron?A) 4.7 gB) 1.8 x 102 g C) 3.8 x 102 g D) 4.8 x 103 gE) 8 x 103 g

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Problem Details

The density of magnesium is 1.7 g/cm3, while that of iron is 7.9 g/cm3. A block of iron has a mass of 819 g. What is the mass of a block of magnesium that has the same volume as the block of iron?

A) 4.7 g

B) 1.8 x 10

C) 3.8 x 10

D) 4.8 x 103 g

E) 8 x 103 g

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