In a box of nails, there are 75 iron nails weighing 0.264lb . The density of iron is 7.86 g/cm3. The specific heat of iron is 0.452 J/g∘C.

If all the iron nails at 55.0 °C are added to 320g of water at 4.0 °C, what will be the final temperature (°C) of the nails and water?

WILL GIVE MEDALS!!!

Question

In a box of nails, there are 75 iron nails weighing 0.264lb . The density of iron is 7.86 g/cm3. The specific heat of iron is 0.452 J/g∘C.

If all the iron nails at 55.0 °C are added to 320g of water at 4.0 °C, what will be the final temperature (°C) of the nails and water?

WILL GIVE MEDALS!!!

cuanchi · Answer

q(nails)=-q(water)

m(nails) C(nails) deltaT (nails) = -m(water) C(water) delta T(water)