Inside a 10 L tank, there is a specific quantity of gas at 200 000 Pa. If at constant temperature the volume is reduced to 8 L using a piston, what pressure will the gas be under?

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

Asolid that forms and separates from a liquid mixture is called

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?