The Moon's density is 3.3 kg/L. Suppose that the Moon is made of just two substances: silicates with a density of 3.0 kg/L, and iron with a density of 7.9 kg/L. a. What fraction of its mass must be iron? % of the Moon's mass must be iron. b. What fraction of its volume must be iron? % of the Moon's volume is iron.
The Moon's density is 3.3 kg/L. Suppose that the Moon is made of just two substances: silicates with a density of 3.0 kg/L, and iron with a density of 7.9 kg/L. a. What fraction of its mass must be iron? % of the Moon's mass must be iron. b. What fraction of its volume must be iron? % of the Moon's volume is iron.
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Transcribed Image Text:The Moon's density is 3.3 kg/L. Suppose that the Moon is made of just two substances:
silicates with a density of 3.0 kg/L, and iron with a density of 7.9 kg/L.
a. What fraction of its mass must be iron?
% of the Moon's mass must be iron.
b. What fraction of its volume must be iron?
% of the Moon's volume is iron.
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