16 Which temperature and moisture conditions describe an air mass that originates over the
Atlantic Ocean near the equator?
(1) warm and dry (3) cool and dry
(2) warm and humid (4) cool and bumid

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