Which gas occupies the highest volume of stp

A. 0.02 mol of O2

B. 0.1 mol of CI2

C. 1 mol of N2

D. 2 mol of H2

Bolded answer is correct.

they both have a y in them

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.