Calculate the number of moles in 369 grams of caocl2? a) 1 b) 2 c) 3 d) 4

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

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?

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel