Montrose's core body temperature was 96.1 degrees Fahrenheit and in a 78 degree room that puts the time of death at least 3 to 4 hours earlier.
"There you see," said Mr. Montrose triumphantly, "I couldn't have done it."
"Well, I am afraid you did do it," Tom slams the photo of Mrs. Montrose's back on the table with the checkerboard pattern on it, "and this proves it. And if you hadn't been so lazy as to make the burglars point of entry over the freezer in your basement I would never have looked in it. You see, after you strangled your wife you place her body in the freezer for and hour, that hour you said you were stuck in traffic. I checked that as well. Between midnight and 2 am the highway was clear. I had the uniform officers check the temperature of your freezer and at 0 degrees the body would have dead just over an hour. That pattern on her back, it's those ice cube trays that saw in the freezer side by side. Her blood pooled around them as the postmortem lividity occurred and created that pattern" (Sachs, 2001; Stacy, Williams, Worden, & McMorris,1955). The husband's broke down and confessed to the crime. Roman asked, "By the way, what was that lecture on that you gave?"
"Molecular Physics." Mr. Montrose is now serving 25 years to life without parole.
Now go over the answers that were given again earlier and show how each one had some level of validity and also point out the ones that were correctly applying the principles to be discussed with Newton's law of cooling.
Newton's law of cooling states that an object that is heated beyond the ambient temperature of its surrounding will begin to cool when the energy that...
In this case, after a body has died the chemical reaction that keeps it around 98.6? F. cease to function and the body's mass will begin to cool. Quickly at first and then plateau as it reaches the ambient temperature.
As you can see by the graph in Table 1, Mr. Montrose was initially able to get away with murder because he changed the parameters of the equation. Putting the body in the freezer for an hour at of 0?F made the body mass cool more rapidly and then when the Medical Examiner found Mrs. Montrose he assumed it had been sitting in a room the was 78? F. And had incorrectly stated the time of death. That difference created the alibi for the husband and if it was not for the reasoning that Detective Roman has used he might have gotten away with it.
There is also a difference between larger and smaller masses cooling times as well. As we can se by the following chart 8 ounces of water heated to boiling and placed in a 32? C (see table 2) environment will drop 68? In under two hours while the body of Mrs. Montrose, a much larger mass dropped only about 1.5 degrees.
Table 2: (Bell & Garofalo, 2005).
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