Calculate the number of moles and the mass of gas in 2.50 L of Arat STP.
A) 56.0 mol, 784 g
B) 56.0 mol, 2.00 g
C) 0.112 mol, 0.00279 g
D) 0.112 mol, 4.47 g
E) 1.00 mol, 40.0 g
Correct Answer:
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