chemistry
posted by kate .
2.) A 48 g sample of water at 75 °C is mixed with 32 g water at 18 °C. Find the temperature of the mixture.

chemistry 
DrBob222
heat lost by 48 g + heat gained by 32 g = 0
[mass H2O x specific heat H2O x (Tfinal Tinitial)] + [mass H2O x specific heat water x (TfinalTinitial)= 0
Solve for Tfinal which is the only unknown in the equation.
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