¿Describe al menos aplicación de los isótopos del carbono? si pueden ya gracias

What is the 77 element on the periodtic table

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

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel