Dr I M A M

question 73

Multiple Choice

Dr. I. M. A. Brightguy adds 0.1727 g of an unknown gas to a 125-mL flask. If Dr. B finds the pressure to be 736 torr at 20.0°C, is the gas likely to be methane, CH₄, nitrogen, N₂, oxygen, O₂, neon, Ne, or argon, Ar?

• A)CH ₄
• B)N ₂
• C)Ne
• D)Ar
• E)O ₂

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