How Many Atoms of Ar Gas Are Present in a 340

question 87

Multiple Choice

How many atoms of Ar gas are present in a 340 mL container at 55 ^$\circ$ C and 720 mmHg

• A) 0.012 Ar atoms
• B) 7.2 x 10²¹ Ar atoms
• C) 4.3 x 10²² Ar atoms
• D) 2.9 x 10²³ Ar atoms
• E) 1.7 x 10²⁴ Ar atoms

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