Question

How much heat is required to raise the temperature of 150g of iron 20c to 25c?(specific heat of iron =480j/kg.c)

Answer 1

m= 150 g = 0.15 kg

s= 480 J / kg °C

delta T = 5 °C

delta Q = m × s × delta T

delta Q = 0.15 × 480 × 5

delta Q = 360 Jio

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