Agas occupies 1.56l at 1.00 atm. what will be the volume of this gas if the pressure becomes 3.00 atm

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?

How do you know when a chemical reaction has occurred

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?