Question
Ores mined from the earth are usually contaminated with large amounts of impurities known as _______.
Answer: Option A
:
A
Impurities found in ores mined from the earth are called gangue. It usually consists of large amounts of soil, sand, stones etc.
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:
A
Impurities found in ores mined from the earth are called gangue. It usually consists of large amounts of soil, sand, stones etc.
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