1 Bar ---- 0.99 atm
mol (n) = masa/Mm
n = 3.50 g / 70.9 g/mol = 0.0494 mol
V = n x R T / P
V = 0.0494 mol x 0.0821(l atm/mol K) x 298 K / 1.78 atm
V = 0.67 L
1.80 Bar ----- x
X = 1.78 atm
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R = 0.0821 (L atm/mol K)
T =25 + 273 = 298 K
Mm Cl2 = 70.9 g/mol
P = 1.80 bar
1 Bar ---- 0.99 atm
mol (n) = masa/Mm
n = 3.50 g / 70.9 g/mol = 0.0494 mol
V = n x R T / P
V = 0.0494 mol x 0.0821(l atm/mol K) x 298 K / 1.78 atm
V = 0.67 L
1.80 Bar ----- x
X = 1.78 atm