Answer:
a) the atomic number is 15
b) the mass number is 15+16 = 31
c) element is phosphorus
d)Group 15 period 3
no the best source is blood.
Answer:
compared to sodium, silicon has a higher ionization energy meaning it takes more energy to remove electrons.
Explanation:
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<u>can u please give me and Brainlist</u>
In a car driven by a gasoline combustion engine, heat energy is quickly converted into kinetic energy which results in the motion of the car.
According to the law of the conservation of energy, energy cannot be destroyed or created. It is can only be transformed from one form to another.
AnswerLewis symbols are diagrams that show the number of valence electrons of a particular ... of the elements with their number of valence electrons represented as dots ... Only the electrons in the valence level are shown using this notation.:
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Explanation:
