During photosynthesis, what is used to break water down into oxygen and hydrogen

How many formula units are in 6.12 kg of lithium nitride

Na has a lower IE1 than Mg, but Mg has a lower IE2 than Na because: The radius of Na is smaller than that of Mg. IE1 increases from left to right across a period and IE2 decreases from left to right across a period.

Both AM and FM radio signals have the same of what ...

Approximately how many grams of sodium chloride (NaCl) are required to prepare 500. mL of 3.00 M solution

Which type of relationship exists when a certain type of trees roots need a fungus present in order to grow normally

2. How is the frequency of a wave determined?

Ammonium acetate chemical formula

Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the 14C has decayed to 1/4.00 of the original amount. How long ago was this plant alive?

Balance this equation---> Fe (s) + O2 (g) - - - >FeO (s) (s) = solid (g) = gas

During an endothermic phase change, what happens to the potential energy and the kinetic energy?