Which is the most responsible for chemical reactions? O Electrons in the nucleus of the atom
O Valence Electrons in the outermost energy level of the atom
O Electrons closest to the nucleus of an atom
Electrons traveling the fastest toward the center of an atom

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allowed for the prediction of the properties of missing elements.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.