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1 vote
Which matter exists in the gaseous state at room temperature?

A. brick
B. helium
C. school glue
D. washing powder

User Rahul Jha
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2 Answers

6 votes
The answer is B. Helium. If you look at the periodic table, Helium is a noble gas, and all noble gases are in the gas phase at room temperature.
Hope this helped ^-^
User Pratik Tank
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3 votes
helium i would think so
User Rajeev Kumar
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