A cube of iron (Cp = 0.450 J/g•°C) with a mass of 55.8 g is heated from 25.0°C to 49.0°C. How much heat is required for this pro
2 answers:
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Answer:
Part a)
Part b)
Part c)
Explanation:
As we know that 5000 kg African elephant requires 70,000 Cal for basic needs per day
so we will have
so we have energy required per kg
Part a)
now we know that per kg the energy required will be same
so we have mass of the human is 68 kg
so energy required per day is given as
Part b)
Resting power is the rate of energy in Joule required per sec
so it is given as
Part c)
resting power given in the book is
so this is less than the power given