Multiple Choice
Why are ores so valuable?
A) They are sources of naturally occurring gold.
B) Metals can be efficiently extracted from them.
C) They tend to occur in scenic mountainous regions.
D) They hold many clues to Earth's natural history.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q111: Chlorine, <span class="ql-formula" data-value="\mathrm {
Q112: Which of the following describes an aqueous
Q113: Which is more polar,a sulfur-bromine (S-Br)bond or
Q114: What it the main difference between an
Q115: Which of the following would have the
Q117: Which of the following is a positive
Q118: List the following compounds in order
Q119: What is a hydrogen bond?<br>A)a special type
Q120: Which of the following is the correct
Q121: How many chloride ions (Cl<sup>-1</sup>)are needed to