Answer:

Explanation:
given,
Temperature of heat engine operate between
Th (temperature in hot reservoir) and Tc(temperature in cold reservoir)
amount of heat released to = Qc
to find maximum amount of work = ?
now,
efficiency of heat engine

now,


maximum work =


above expression gives the expression of maximum amount of work.
Answer:
answer d
Explanation:
It would be asnwer d because you need. to multiople both numbers 3.20x10*7 and 6.34x10^25 then multiple.