Aqueous solutions of sodium hydroxide and barium nitrate are mixed and a precipitate is formed. Determine the ions that precipitate and then identify the net ionic equation that describes its formation. Tap on the options to select or deselect the net ionic equation. Ba2+ (aq) + OH- (aq) BaOH (s) Ba2+ (aq) + 2 OH (aq) Ba(OH)2 (s) Ba(OH)2 (s) 4 Ba2+ (aq) + 2 OH- (aq) 2 Ba2+ Ba2OH(s) ) + (aq) Ba2+ (aq) + OH- (aq) (aq) OH BaOH (s) View Solubility Rules View lon Sheet

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.

Need , hurry pls create a superhero out of the element iron, what are its powers and his sidekick ( an element that works well with iron). how was the superhero made and who discovered him

Which of these elements is a metal?