Explain if the 21.45 gram blade metal is heated to 95 degrees C as well as placed into 56.6 grams of water initially at 20.0 degrees C, the final temperature of the water / metal bath becomes exactly 20.8064 degrees. Find out the specific heat of the unknown metal as well as determine from the list below the exact element that the knife is made from. Take the specific heat of the water utilized to be: 4.184 Joules/gram degrees C.
1. gold
2. antimony
3. rubidium
4. molybdenum
5. Bismuth