Carbon dioxide and oxigen
The energy required to separate a mole of an ionic solid into gaseous ions
Answer:
oxygen is a present in our atmosphere and mixed with other gases on the surrounding screen plants are also measure source of getting oxygen they take carbon dioxide from making their food by for the cities and give away oxygen in return
Explanation:
most of the earth oxygen comes from tiny Ocean plants are called phytoplaston
Looks correct but the second to last I would of put abiotic and biotic factors but I don’t know what’s right for you