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Which element is always present in a combustion reaction? A. nitrogen B.hydrogen C. oxygen D. carbon
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Oct 4, 2018
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Which element is always present in a combustion reaction?
A. nitrogen
B.hydrogen
C. oxygen
D. carbon
Mathematics
high-school
Stephendwolff
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Answer:
C gradpoint :)
Explanation:
Ennis
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Oct 5, 2018
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Ennis
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its "C" because without oxygen you can't have fire
Mark LeMoine
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Oct 10, 2018
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Mark LeMoine
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