Question

UP IV 114JUNKRAHHKIUEVFN;&DKUVK9KAPZ * Apps New folder Quia - Ionic Compo... = Objective knowledge Check Question 12 Complete the following table. Round each of your answers to 3 significant digits. food energy content when eaten kcal a com muffin X 1.45 x 10 5 a small apple cm an ear of cooked com

Answer 1

a corn muffin of cal 1.45 105 1 Kcal — [11 kcal = 1000 Cal ] 60, 1.45* 105 cal = (3.45% do x103) ucal. - 145 kcal; => [:I cal = 4.1843.J. and PIKT = 1000 T] 1.45 x 105 cal = (1.45* 105 X 4.184 ) J. 606680 J. = 606.680 kJ.] A small appale of kcal ~ 125] cal = (125 * 103 ) cal = 125000 cal] -> [::. I cal = 4.184J7 and 5: 135 = 1000 J] , 125000 cal = (125000 x 4.184 ) J. = 523000 To 523.000 LJ. J corn on 356 An ease of cooked 356 KJ = (556% 1039 = 356000 J = 1 cal. 4. 184J | 1 T - Cal. 4.184 356000 J - 356000 4.184 ca 85086.042 cali 85.086 kcal