contains 1 ATOM of CARBON contains the same number of carbon atoms as are present in 2.5 GRAMS of glucose `(C_6H_12O_6)` contains Avogardo number of carbon atoms CORRESPONDS to 1 a.m.u.
Solution : contains the same number of carbon atoms as are present in 2.5 grams of glucose `(C_6H_12O_6)`