How many moles are 1.2x1025 molecules of no2?

Ineed ! it’s science and it’s due tomorrow!

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

Summarize possible ways in which phases of matter could combine to form a solution.