Asked by J.T
You mix 50.0g of cold water at 0.00°C with 75.0g of hot water at 85.00°C. What is the final temperature of the mixture?
Answers
Answered by
DrBob222
heat lost by hot water + heat gained by cold water = 0
[mass cold water x specific heat H2O x (Tfinal - Tinitial)] + [mass hot water x specific heat H2O x (Tfinal-Tinitial)] = 0
You have all of the numbers except for Tfinal. Substitute and solve for Tf.
[mass cold water x specific heat H2O x (Tfinal - Tinitial)] + [mass hot water x specific heat H2O x (Tfinal-Tinitial)] = 0
You have all of the numbers except for Tfinal. Substitute and solve for Tf.
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