Example(s) of Chemical change(s) include: *
-All of these are examples of physical changes
-Melting
-Boiling
-Cutting
-Breaking
-Dissolving

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers