Mass of metal (g) Temperature of metal (boiling water) (degree C) Mass of calori
ID: 1010681 • Letter: M
Question
Mass of metal (g) Temperature of metal (boiling water) (degree C) Mass of calorimeter (g) Mass of calorimeter + water (g) Mass of water (g) Temperature of water in calorimeter (degree C) Maximum temperature of metal and water from graph (degree C) Instructor's approval of graph Calculations for Specific Heat of a Metal Temperature change of water, Delta T(degree C) Heat gained by water (J) Temperature change of metal, Delta T(degree C) Specific heal of metal, equation 25.5 (J/g. degree C) Average specific heat of metal (J/g. degree C) how calculations for Trial 1 using the correct number of significant figures.Explanation / Answer
Calculations,
Temperature change for water = Final temperature - initial temperature
Temperature change for metal = initial temperature - final temperature
Heat = mCpdT
m = mass (water or metal)
Cp = specific heat (water or metal)
dT = temperature change
Heat lost by metal = heat gained by water
specific heat of metal = heat gained by water/mass of metal x dT(of metal)
Trial 1 Trial 2
1. Change in temperature (dT) of water 4.0 4.2
2. Heat gained by water (J) 347.46 379.10
3. Temperature change of metal (dT) 73.20 72.10
4. specific heat of metal (J/g.oC) 0.311 0.342
5. Average specific heat of metal (J/g.oC) = 0.326