1. 4.5 cm = Km 2. 34⁰C = Kelvin
3. 195kg = lb
7. 108⁰F = ⁰C
8. 63.2 m = mm
if you can solve this for me I'd gladly appreciate it

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?

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

Find the mass, in grams, of 5.00*10^23 molecules of f2