Photosynthesis is one of the most important metabolic processes to take place on the Earth. It occurs in plants and some algae and involve harnessing light energy from the sun to convert into usable energy for the plant itseif, us, and other +0. a) Balance the equation [1] b) -> C6H12 organisms. The equation for photosynthesis is: H2O + CO2 (1) 2(g) 6(s) 2(g) Determine the enthalpy of photosynthesis using Hess law. Is the reaction endo or exothermic? [4] H 2(g) 22) T 2004 OAH=-285.8kJ C +0 - CO (s) 2(g) +H ,AH = -393.5kJ C 2(g) (s) 2(g) + +10 20 Ch 6 HO 12 6(s) AH= c) Draw a potential energy diagram for photosnthesis Make sures tol label the x and y axis, write down your reactants and products. include the enthalpy value in the correct position [2]

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
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Photosynthesis is one of the most important metabolic processes to take place on the Earth. It occurs in plants and some
algae and involve harnessing light energy from the sun to convert into usable energy for the plant itseif, us, and other
organisms. The equation for photosynthesis is: H2O(1)
O+CO
O +0 a) Balance the equation [1] b)
6(s) 2(g)
Determine the enthalpy of photosynthesis using Hess law. Is the reaction endo or exothermic?
2(g)
12
[4] H
+
2(g)
2 2(g)
HOAH
2 (1)
-285.8kJ C +0
CO
(s) 2(g)
2(g) 'AH = -393.5kJ C
+H +
(s) 2(g) 2 2(s)
C6H12O6(1)"
,AH =
c) Draw a potential energy diagram for photosnthesis Make sures tol label the x and y axis, write down your reactants and
products. include the enthalpy value in the correct position [2]
Transcribed Image Text:Photosynthesis is one of the most important metabolic processes to take place on the Earth. It occurs in plants and some algae and involve harnessing light energy from the sun to convert into usable energy for the plant itseif, us, and other organisms. The equation for photosynthesis is: H2O(1) O+CO O +0 a) Balance the equation [1] b) 6(s) 2(g) Determine the enthalpy of photosynthesis using Hess law. Is the reaction endo or exothermic? 2(g) 12 [4] H + 2(g) 2 2(g) HOAH 2 (1) -285.8kJ C +0 CO (s) 2(g) 2(g) 'AH = -393.5kJ C +H + (s) 2(g) 2 2(s) C6H12O6(1)" ,AH = c) Draw a potential energy diagram for photosnthesis Make sures tol label the x and y axis, write down your reactants and products. include the enthalpy value in the correct position [2]
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