Is anyone good at earth science ? Pl SEND HELP

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

Consider this initial-rate data at a certain temperature for the reaction described by

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate