Space exploration. Why is it important? What types of equipment is used for space exploration? What happens to the body when it is up in space for a long period of time? What is the goal for space exploration in the future

Hbr dissociates to form h+ and br-ca(oh)2 dissociates to form ca2+ and 2oh-the h+ and oh- react to form waterassuming the reactants are dissolved in water, the net reaction is h+ + oh- —> h2oif you’re asked to show all components of the reaction, the complete reaction is 2hbr + ca(oh)2 —> cabr2 + 2h2o

Answer earth,water,fire and air;