jjhatcher18 jjhatcher18

10-04-2019
Chemistry

contestada

How much heat is absorbed by a 26g iron skillet when its temperature rises from 5oC to 25oC?

Respuesta :

jcherry99 jcherry99

10-04-2019

The heat capacity for iron is 0.444

Equation

H = m * c * deltat

Givens

m = 26 grams

c = 0.444 J/(g oC)

Δt = 25° - 5° = 20°

Solution

H = 26 grams * 0.444 J/g * C° * 20°

H = 231 = 2.31 * 10^2 technically there should only be 1 sig digit, but I'll give you 3. You can do the rounding.

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