Twenty students were surveyed to find out how many hours of TV they watch during a school
week. The results are shown to the right. Answer
the following questions and round your answers to
the nearest half hour.
The mean of the data is
hours.
DONE

Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).