MCAT Question of the Day
    •

    Q:

    		 A solid metal sphere is heated to 200 °C. Energy input ceases and the sphere is cooled in air. The following time and temperature data are taken:

    t (min) temp (°C)
    0 200
    5 185
    10 155
    15 130
    20 105


    At what time point would you expect the temperature to be 25 °C?
    		 

    A

    		 25 min

    B

    		 30 min

    C

    		 35 min

    D

    		 40 min



    Quantitative Skills |
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