Why mercury can remain for one or two years in the atmosphere without reacting?

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+

Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.

Use the periodic table to determine how many grams of oxygen would be required to react completely with 859.0 g c2h2