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Which element is a noble gas? A. H B. Ko C. Xx D. Ar E. O
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Which element is a noble gas?

A. H
B. Ko
C. Xx
D. Ar
E. O

User Finola
by
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2 Answers

4 votes

Answer:

bnklknnjjkjjnnbbbbbbn

User Ewwink
by
4.6k points
1 vote

Answer:

A. H

H

Step-by-step explanation:

Hope it helps :)

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User Chirag Vidani
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5.2k points
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