D. The particles are tightly packed together
Stoichiometry is the relationship between the relative quantities of substances taking part in a reaction or forming a compound, typically a ratio of whole integers. Hoped this helped!!!!. Also if you are trying to look for the formulas it should be online just type in stoichometry formulas.
B! because the hydrogen causes some nuclear reactions.
Answer:
Wind direction is determined with a wind vane.
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The population decreases when the birth rate is less than the death rate.