Find the number of grams of sodium chloride required to make a 0.250 m solution containing 275.0g or water(solvent)

__can be defined as which velocity changes

Enzymes affect the reactions in living cells by changing the

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?