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PHYS102hw2b - I Chapter 11-2 11 As stated in the text 4.83...

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I Chapter 11, 11-2. As stated in the text, 4.83 Cal of energy are produced/liter of co^nsumed oxygen; The volume bf thu -o* is 27 m3 :27 x 106im3 : 27 x t03 liter of this volume, 27 x 103 x 0'2 : 5'4 x 103 liter is oxYgen. This amount of oxygen can sustain the production of 4.83 callliter x 5.4 x 103 : 26'1 x 10r Cal From the text the basal metabolism of the Person is 70 Cal ,/ hour Therefore the person can survive at most ' l#: 323 hours 11-3. The 100-atrn tank of volume V contains 1'00 x V I of oxYgen at 1 abn 50 people during 10 daYs consume 50 x 10 x 2,320 x 1'.70 : L.g7 x 106 Cal From the text combustion with one liter of oxygen generates 4.83 Cal (See Section 11'2) 1.97 x 106 Liters ofoxYgen needed : Lgg :4.08 x 105 liter Container volume required 4.08 x 10s u: ",oi;." :lll-1r,, 11-4. Energy required Per daY 8 hour sleeP : (S x 35) x lJ|:476CaI 16 hour.usl: (16 x 40) x 1.70:1088CaI Total:1564Ca1 Energy available 5 kg fat Yields 5 x 103 x 9 :4 x 1'03 Cal 30 kg protein yields3O x 103 x

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PHYS102hw2b - I Chapter 11-2 11 As stated in the text 4.83...

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