A hot (90.0°C) metal object has a mass of 286-g and a specific heat of 270 J/kg.°C. George drops the metal into a 70.0-g aluminum calorimeter containing 205-g of water at 20.0°C. When equilibrium is reached, what will be the final temperature of the system? caluminum = 900 J/kg.°C, Cwater =4186 J/kg.°C. А. 25.41°C D. 21.07°C В. 29.85°C E. 29.45°C С. 21.92°C F. 30.49°C

A hot (90.0°C) metal object has a mass of 286-g and a specific heat of 270 J/kg.°C. George drops the metal into a 70.0-g aluminum calorimeter containing 205-g of water at 20.0°C. When equilibrium is reached, what will be the final temperature of the system? caluminum = 900 J/kg.°C, Cwater =4186 J/kg.°C. А. 25.41°C D. 21.07°C В. 29.85°C E. 29.45°C С. 21.92°C F. 30.49°C

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

A hot (90.0°C) metal object has a mass of 286-g and a specific heat of 270 J/kg·°C. George drops the metal into a 70.0-g aluminum calorimeter containing 205-g of water at 20.0°C. When equilibrium is reached, what will be the final temperature of the system?

\[ C_{\text{aluminum}} = 900 \, \text{J/kg·°C}, \, C_{\text{water}} = 4186 \, \text{J/kg·°C}.\]

A. 25.41°C
B. 29.85°C
C. 21.92°C
D. 21.07°C
E. 29.45°C
F. 30.49°C

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