<span>A ) AB is a compound . Ionic compound because the electronegativity differs a lot in both !
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B) Same
C ) Compound . But the bond between them is covalent .
D ) AB is an ionic compound . A is the cation and B is the anion </span>
22 because that how many days it will take for the exact moon shape to pass and it will then reappear.
Answer:
Different atmospheric pressure. When there is a different atmospheric pressure, air moves from the higher pressure to the lower pressure area which results in what you call <u>WIND</u> but can result in various speeds and pressure.
Hope this helped and if it did, please give my answer a brainliest.
Applied forces/or unbalanced:i hope that helps you