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Which of the following is a noble gas?
A) Oxygen
B) Neon
C) Nitrogen
D) Hydrogen
?
A) Oxygen
B) Neon
C) Nitrogen
D) Hydrogen
?
What is the main component of natural gas?
Anonymous Quiz
21%
A) Ethane
5%
B)Propane
70%
C) Methane
5%
D) Butane
What is the meaning of "ephemeral"?
Anonymous Quiz
21%
Permanent
46%
Temporary
21%
Eternal
11%
Harmonious
What does "meticulous" mean?
Anonymous Quiz
26%
Careless
54%
Precise and careful
8%
Quick and hasty
12%
Uncertain
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