The normal boiling point of a liquid is 282.0 °C. What is the vapor pressure of this liquid at 161.0 °C in atm? (∆Hvap = 28.5 kJ/mol)

Which of these describes the rate of this chemical reaction? h2 + cl2 → 2 hcl a. an increase in the concentration of hcl and h2 with time b. an increase in the concentration of hcl with time c. an increase in h2 and cl2 with time d. a decrease in hcl and cl2 with time