Asubstance placed in a container has a wet volume and takes up the shape of the container in which state does this substance exist

Which change to the system wood cause the freely-moving piston to lower?

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8

In general metals get as you move from left to right across the periodic table.