Patyrickagustin797 Patyrickagustin797
  • 02-01-2020
  • Physics
contestada

Calculate the heat energy needed to change the temperature of 2 kg of copper from 10°C to 110°C. heat = Kcal

Respuesta :

Pharero Pharero
  • 02-01-2020

Answer:

18.4 kcal

Explanation:

ΔQ = m c Δ t

where ΔQ is heat energy supplied in kcal , m is mass in kg , c is specific heat capacity which is 0.092 kcal / (kg C°) ,  Δ t = 110-10= 100C°

ΔQ = 2×0.092×100 = 18.4 kcal

Answer Link
DeanGulberry2176 DeanGulberry2176
  • 13-11-2020

Answer:

heat = 20 Kcal

Explanation:

Answer Link

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