How many mole of 88 gram of water

Compare and contrast physical changes with chemical changes.

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

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?