Scientific law,it describes an observed pattern in nature
Answer from: Quest
i believe it is-
d.) gravity pulled particles of dust and gas together to form planets.
Answer from: Quest
If a hydrogen atom is neutral, it must also have one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom
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