Q4. a)Deposit B contains 15,000,000 tons of ore containing 47% magnetite. Therefore, there is ________ tons of iron in deposit B. b)Deposit C contains 47,000,000 tons of ore containing 18% hematite. Therefore, there is ________ tons of iron in deposit C. c)Deposit D contains 36,000,000 tons of ore containing 39% limonite. Therefore, there is ________ tons of iron in deposit D. d)Which of the ore deposits above contains the most iron by weight?
Q4. a)Deposit B contains 15,000,000 tons of ore containing 47% magnetite. Therefore, there is ________ tons of iron in deposit B. b)Deposit C contains 47,000,000 tons of ore containing 18% hematite. Therefore, there is ________ tons of iron in deposit C. c)Deposit D contains 36,000,000 tons of ore containing 39% limonite. Therefore, there is ________ tons of iron in deposit D. d)Which of the ore deposits above contains the most iron by weight?
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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Question
Q4.
a)Deposit B contains 15,000,000 tons of ore containing 47% magnetite. Therefore, there is ________ tons of iron in deposit B.
b)Deposit C contains 47,000,000 tons of ore containing 18% hematite. Therefore, there is ________ tons of iron in deposit C.
c)Deposit D contains 36,000,000 tons of ore containing 39% limonite. Therefore, there is ________ tons of iron in deposit D.
d)Which of the ore deposits above contains the most iron by weight?
Expert Solution
Step 1
Iron is an element having two valencies, +2 and +3. Hematite, magnetite, and limonite are the ores of iron. The iron is present more in magnetite since its valency in magnetite is +3.
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