A 3.00 g lead bullet traveling at 640 m/s strikes a target, converting its kinetic energy into thermal energy. It's initial temperature is 40.0°C.

Find the available kinetic energy of the bullet.
Find the heat required to melt the bullet.

1 answer

The same question has been answered twice before. See

http://www.jiskha.com/display.cgi?id=1374277875