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| 1. |
10 g of water at 80℃ is mixed with 50g of copper at 10℃ . Find the final temperature. |
| Answer» ANSWER: ΔQ = mcΔT for WATER : ΔQ₁= 80×4.2×(10-T) ∵ T - EQUILIBRIUM TEMPERATURE for COPPER : ΔQ₂ = 50×0.4×(T-10) | |