Measurement of specific heat of metals Aluminum Cupper Mass of inner cup of calorimeter mcal, g 50 50 Specific heat of calorimeter Ccal, cal/(g °C) Specific heat of water Cw, cal/(g °C) 0.217 0.217 1.00 1.00 Mass of metal Mm, g 80 140 Mass of inner cup + water Mcal + Mw, g 220 240 Mass of water Mw, g 170 190 Initial temperature of calorimeter and water to, °C Initial temperature of metal tm, °C 22 22 100 100 Final equilibrium temperature tr, °C 30 26 Thermal energy gain by calorimeter and water Qgain, cal Specific heat of metal Cm, cal/(g °C) Standard specific heat of metal Cst , cal/(g °C) 0.217 0.093 % error Thermal energy lost = Thermal energy gained Thermal energy Q = cmAt Specific heat c Thermal energy lost by metal = Thermal energy gained by (water + calorimeter) GmMm(tm-tf)= (ceatMeat+CwMw)(t,-to) | (Ccaimcal+ Cwmw)(tp- to) mm(tm-t;) Gm =

Measurement of specific heat of metals Aluminum Cupper Mass of inner cup of calorimeter mcal, g 50 50 Specific heat of calorimeter Ccal, cal/(g °C) Specific heat of water Cw, cal/(g °C) 0.217 0.217 1.00 1.00 Mass of metal Mm, g 80 140 Mass of inner cup + water Mcal + Mw, g 220 240 Mass of water Mw, g 170 190 Initial temperature of calorimeter and water to, °C Initial temperature of metal tm, °C 22 22 100 100 Final equilibrium temperature tr, °C 30 26 Thermal energy gain by calorimeter and water Qgain, cal Specific heat of metal Cm, cal/(g °C) Standard specific heat of metal Cst , cal/(g °C) 0.217 0.093 % error Thermal energy lost = Thermal energy gained Thermal energy Q = cmAt Specific heat c Thermal energy lost by metal = Thermal energy gained by (water + calorimeter) GmMm(tm-tf)= (ceatMeat+CwMw)(t,-to) | (Ccaimcal+ Cwmw)(tp- to) mm(tm-t;) Gm =

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter11: Energy In Thermal Processes

Section11.5: Energy Transfer

Problem 11.5QQ: Stars A and B have the same temperature, but star A has twice the radius of star B. (a) What is the...

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