In photosynthesis, what molecules are split into what and what atoms

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need