Question

If 50,000. Joules are added to 5.00 kilograms of water at 12.0 degrees Celsius , what is the final temperature?

Answer 1

Q= mcΔt
50000. J = (5000g)(4.18 J/g°C)(Δt)
Δt= final temp-initial temp
Δt= 2.39°C
2.39°C= final temp-12.0°C
Final temp= 14.39°C