.0 L of an ideal nitrogen gas (N2) are at 0.00°C and 1.0 atm. The ideal gas constant is R = 8.314 J/mol ? K = 0.0821 L ? atm/mol ? K, Avogadro's number is 6.022 × 1023 molecules/mol, and the ATOMIC mass of nitrogen is 14 g/mol
(a) Determine the number of moles of N2.
(b) How many molecules of N2 are present?
(c) What is the mass of this gas?
What will be an ideal response?
Answer: (a) 0.089 mol (b) 5.4 × 1023 molecules (c) 2.5 g
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