QUESTION 4 In an isolated system, a 0.255 kg block of gold at 85.0 °C is fully immersed in 0.155 kg of water at 25.0 °C. (specific heat capacity of water, cwater = 4186 J/kg °C, specific heat capacity of gold, Cgold = 129 J/kg °C). Find i. the equilibrium temperature. ii. the energy lost by the gold.

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QUESTION 4
In an isolated system, a 0.255 kg block of gold at 85.0 °C is fully immersed in 0.155 kg
of water at 25.0 °C. (specific heat capacity of water, Cwater = 4186 J/kg °C, specific heat
capacity of gold, cgald= 129 J/kg °C). Find
i. the equilibrium temperature.
ii. the energy lost by the gold.
Transcribed Image Text:QUESTION 4 In an isolated system, a 0.255 kg block of gold at 85.0 °C is fully immersed in 0.155 kg of water at 25.0 °C. (specific heat capacity of water, Cwater = 4186 J/kg °C, specific heat capacity of gold, cgald= 129 J/kg °C). Find i. the equilibrium temperature. ii. the energy lost by the gold.
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