makaylaf16571
28.01.2020 •
Chemistry
Determine the number of moles of krypton contained in a 3.25 liter gas tank at 5.80 atm and 25.5 °c.
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Ответ:
0.769 moles
Explanation:
PV = nRT
C -> K :
25.5 + 273 = 298.5 k
5.8atm * 3.25 L = n (0.0821 L atm/ mol k) * 298.5 k
18.85 = 24.5n
n = 0.769 mol
Ответ:
D) Eclipsing binary