Question

A piece of iron of mass 16g Is dropped ( at a temperature of 112.5⁰C ) into a cavity in a block of ice . So that it melts 2.5g ice . If the latent heat of fusion of ice is = 80cal/g the specific heat of iron is

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Answer 1

Answer:

135 J/kg K

Explanation:

Latent heat, L=Q/m

                 80×2.5=Q

               Q=200 cal=836.8 J

Specific heat, s=ΔQ/mΔT

                        =836.8/16×10^-3×385.65

                        =52.3/385.65×10^-3

                        =135 J/kg K

Answer 2

Explanation:

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