Mathematics, 07.11.2019 05:31 keke6361
In frozen meal manufacturing, frozen meat pies are prepared by first baking them at 220oc, then freezing them cryogenically, using liquid nitrogen, to β20oc.
a) what is the temperature difference from baking to freezing the meal?
b) liquid nitrogen is β196oc. what is the difference in temperature between the liquid nitrogen and the frozen meal temperature (β20oc)?
Answers: 1
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