Photosystem II uses light to break water into what compounds? O Hydrogen gas and Oxygen gas
O Hydrogen ions and Oxygen Gas
O Hydrogen gas and Oxygen ions
O Hydrogen ions and Oxygen ions

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Hydrogen ions and oxygen gas

Explanation:

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.