Arrange the following formulas in increasing percentage of nitrogen. Show a NEAT solution. a) NH4NO3

b) CO(NH2)2

c) NH3

Explanation:

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sodium (na), for example, has one electron in its valence shell. this is an unstable state because that valence shell needs eight electrons to be full. in order to fill its valence shell, find a way to add seven electrons to its valence shell