MCAT Question of the Day
    •

    Q:

    		 A coal mine [pure C(s)] catches fire and is sealed at all entrances to stop the fire from spreading. Assuming the only product of combustion is CO2 and the seals allow no gasses to escape, which of the following is(are) true?

    I. The pressure increases in the chamber are due to the temperature increases
    II. The pressure increases in the chamber are due to the increase in the number of moles of gas in the chamber
    III. the pressure increases in the chamber are due to the expanding walls of the chamber
    		 

    A

    		 I only

    B

    		 I and II only

    C

    		 II and III only

    D

    		 I, II, and III



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