A 3.2-L volume of neon gas (Ne) is at a pressure of 3.3 atm and a temperature of 330 K
The atomic mass of neon is 20.2 g/mol, Avogadro's number is 6.022 × 1023 molecules/mol, and the ideal gas constant is R = 8.314 J/mol · K = 0.0821 L · atm/mol · K. The mass of the neon gas is closest to
A) 7.9 × 10-3 kg.
B) 4.6 × 10-3 kg.
C) 3.8 kg.
D) 7.8 kg.
E) 7.8 × 102 kg.
Answer: A
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