Physics, 01.03.2021 15:10 carlo123

Please can someone help by answering these questions asap. A cow has eaten 1500KJ of stored chemical energy in the form of food. 945KJ is excreted as waste products. 495KJ is 'used' for respiration.

a. How much of the original 1500KJ is stored as chemical energy in the tissue of the cow?
b. The answer to part a is all the energy that can be transferred to a human. Calculate the efficiency of the energy to the human.

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Please can someone help by answering these questions asap. A cow has eaten 1500KJ of stored chemica...

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