Determine the percent yield for the reaction in which 15.8 g of NH3 and excess oxygen produce 21.8 g of NO gas and water.

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?

What causes most sediment to wash or fall into a river

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.