Hydrogen gas produced in the laboratory by the reaction of zinc and hydrochloric acid was collected over water at 25°C.
Posted: Thu Jul 07, 2022 1:44 pm
Hydrogen gas produced in the laboratory by the reaction of zinc and hydrochloric acid was collected over water at 25°C. The barometric pressure at the time was 742.5 mm Hg. What is the pressure of dry hydrogen gas if the vapor pressure of water at 25°C is 19.5 mm Hg? (R= 0.0821 L atm/mol K) O 766.3 mm Hg O 718.7 mm Hg O742.5 mm Hg O 760.0 mm Hg O 723.0 mm Hg Next ▸ Ti Att 1