<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>
An intensive property does not change when you take change when you take away some of the sample the producers that a student could use to examine the intensive property of a rectangular block of wood
The answer is sulfate pentahydrate
Hope this helps you :D