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The volume of the little cube is 23 = 8 cubic inches so the density of the material is 8/20 = 0.4 grams per cubic inch.

The volume of the large cube is 83 = 512 cubic inches, so the mass (not the weight) is 512*0.4 = 128 grams.

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6y ago
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Q: If a 2 inch cube is 20 grams how heavy is an 8 inch cube of the same material How is this Calculated?
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