The balance equation for hcl + ca (oh ) +h2o

B"hf and f-"  is the correct answer took the test on edgenuity and got it right     

Hello! data: p (pressure) = 1.25 atmv (volume) = ? (in l)t (temperature) = 298 kn (number of mols) = 0.900 molesr (gas constant) = 0.082 (atm*l/mol*k)apply the data to the clapeyron equation (ideal gas equation), see: i hope this . =)

Ithink the correct answer is 3