Equilibrium is established between Br2(l) and Br2(g) at 25.0*C. A 250.0 mL sample of the vapor weights 0.486g. What is the vapor pressure of bromine at 25.0*C, in mmHg?

Question

Equilibrium is established between Br2(l) and Br2(g) at 25.0*C.  A 250.0 mL sample of the vapor weights 0.486g.  What is the vapor pressure of bromine at 25.0*C, in mmHg?

DrBob222 · Answer

mols Br2 gas = grams/molar mass = ? Then PV = nRT and solve for P.

frf · Answer

xdc