Answer:
C. as both liquids and solids
Explanation:
Answer:
5 (five)
Explanation:
In , the number of valence electrons of phosphorus is five while that of each of the oxygen atom is six. The oxygen atoms form three single bonds and a single double bond with the phosphorus. Therefore, the number of covelent bonds around the compound in order to ensure that the dot structure can expand the octet to reduce the formal charge is 5 (five).
The answer is A, when these particles are heated they tend to speed up.
Answer:
A. The energy of moving particles near a fire
Explanation: