At constant volume, the pressure of gas Y increases with increasing temperature because as the
temperature increases,
1. The mass of why molecules increases
2. Molecular collisions are more elastic
3.Molecular volume of y increases
4.Molecules of y move faster
5.Molecules are closer together

Matches the chemical name of each oxide of phosphorus to its chemical formula

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

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?