AP Physics 2mediummcq1 pt
A 3.0 mol sample of an ideal gas at 300 K occupies 0.25 m³ (R = 8.3 J/mol·K). Its pressure is about
A.3.0×10⁴ Pa
B.3.0×10³ Pa
C.3.0×10⁵ Pa
D.1.0×10⁴ Pa
Explanation
Core Concept
P = nRT/V = (3.0)(8.3)(300)/0.25 ≈ 3.0×10⁴ Pa.
Correct Answer
A3.0×10⁴ Pa
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