Answer:
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Charge = number of proton - number of electron = 18-22 = -4
SO, OPTION A IS YOUR ANSWER........
The meaning of observations to see small touch
your answer is c hope this helps
Answer:
Both are similar concepts.
Sound is the vibration of air particles (compression and expansion) the can reach your ears. But you can have vibration being propagated in liquids and solids as well.
Some sounds are generated in structures, so the vibration of a structure is converted to sound in air — for instance, a loudspeaker.
Explanation:
