what would be the final temperature of mixture of grams of water at 20 degree Celsius degree temperature and 50 grams of water at 40 Degrees temperature
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Answer:
30°C
Explanation :
Given,
Mass m1 = 50g
Temperature T1 = 40°C
Mass m2 = 50g
Temperature T2 = 20°C
By using method of mixtures,
Final temperature
T = m1T1 + m2T2/m1 +m2
= 50×40+50×20/50+50
= 2000+1000/100
= 30°C
The final temperature = 30°C
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