Question
A hot piece of aluminum weighing 50.0 grams at 350°C is dropped into 500. grams of...
A hot piece of aluminum weighing 50.0 grams at 350°C is dropped into 500. grams of water at 22.0°C. What is the final temperature of the water? The specific heat of aluminum is 0.902 J/g°C and that of water is 4.184 J/g°C.
Answers
hest lost by aluminium = heat gained by water gemCOT q - heat gained / last n o m = mass = specific heat capacity AT: 'change en temperature mo e 5og ca = 0.902 J/g °C LAT = Ţ - 350°C Mw = 500g iton Lewis 4.184 519°C AT = T - 22 °C - ( 50g x 0.90 2 5 / g 0c - 500gx 4.18 4 5 / 9 - 45. 1 I/C (T - 360°c) = 2092 85/06 (T-22°c) -45.1 I J/°C +15785J = 2092 T, J/°C - 4 6024 I 15785J + 460245 = 2092 T T/C + 45.1 I JE 61809 J = 2137. 1 J/°C Tz = 61809 J - 2137. 15°C - 28.9°C
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