Seudónimo
Seudónimo
08-11-2016
Physics
contestada
Name two noble gases
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Аноним
Аноним
08-11-2016
Argon and Krypton are two noble gases.
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Аноним
Аноним
08-11-2016
Here are more than two noble gases. Helium, neon, argon, krypton, and xenon. Hope this helps.
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