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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Gurjeet Gurjeet
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7 years ago
Which of the following statements about technologically important elements is true?
A) China has a virtual monopoly on the rare earth metals.
B) The U.S. still has large deposits of high-grade ores.
C) It requires more energy to extract these metals from high-grade ores than from low-grade ores.
D) The U.S. and other industrial nations are nearly 100% self-sufficient for these metals.
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Chemistry for Changing Times

Chemistry for Changing Times


Edition: 13th
Authors:
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- University of Colorado
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BarryOBarryO
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7 years ago
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Gurjeet Author
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7 years ago
Thank you for the answer!
- University of Colorado
- Part-time TA
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