The property of a filament of argon which lasts for a long time than air because argon is inert and will not oxidize the filament even at high temperatures is the key reason why argon is used in light bulbs compared to air which reacts quickly in the atmosphere.
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please reffer
Answer: The Answer is A. Fossils
Explanation: I got the question correct on my quiz, therefore it is Fossils.
Not 100% be Im pretty positve its Bromine