In the hot-rolling process, the hot steel is poured into a c…

In the hot-rolling process, the hot steel is poured into a continuous casting system where the steel _______ but is never allowed to cool completely. The hot steel passes through a series of _______ that squeeze the material into the desired cross-sectional shape.

A graduated cylinder contains 155.0 mL of water.  A 15.0 g p…

A graduated cylinder contains 155.0 mL of water.  A 15.0 g piece of iron (density = 7.86 g/mL) and a 20.0 g piece of lead (density = 11.3 g/mL) are added to the graduated cylinder.  What is the new water level in the cylinder? Please show your work with your answer.  You can use the equation editor   above if needed.