Answer to Question #123604 in General Chemistry for Whitney Garrison

Question

If burning 1.2g of a peanut increased the temperature of 50.g of water by 25oC, how much energy was generated per gram of peanut burned (the specific heat capacity for water is 4.184J/goC)?

Answer 1

Q=mc∆T = 50 x 4.184 x 25 = 5230 j.

5230 j/1.2 = 4 358,33333 j.