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Author Question: In the cut-and-fill method, ____. A)benches are cut into a hillside B)material is removed from the ... (Read 78 times)

joesmith1212

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on: Jul 13, 2018
In the cut-and-fill method, ____.
 A)benches are cut into a hillside
 B)material is removed from the up a slope and placed at the base
 C)retaining walls are constructed and anchored into bedrock
 D)rock bolts are fastened to stable bedrock
 E)material is removed from the base of a slope

Question 2

The chemical formula of calcium carbonate is CaCO3. The number three (3 ) in this formula represents the ratio of ____ in the mineral.
 A)calcium atoms to carbon atoms
 B)oxygen atoms to carbon atoms
 C)carbonate atoms to oxygen atoms
 D)oxygen electrons to oxygen atoms
 E)carbon electron to oxygen atoms


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jxjsniuniu

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Reply #1 on: Jul 13, 2018
Answer to Question 1

B

Answer to Question 2

B


joesmith1212

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Reply 2 on: Jul 13, 2018
Excellent

isabelt_18

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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