Question #237322
A sample of iron weighing 6.50 g (specific heat = 0.449 J/goC) is colled from 25.3oC to -68.7oC. How much heat was transferred? (Be sure to include the sign).
1
Expert's answer
2021-09-15T02:42:57-0400

Change in temp =−68.7−25.3=−94degrees= -68.7-25.3=-94degrees

Heat transferred =cm∆T=cm∆T

Heat transferred =0.449×6.50×(−94)=−274.339=0.449×6.50×(-94)=-274.339 j








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