How many mol of nitrogen monoxide gas (N2) are in a 1.49 L container at standard temperature and pressure? 8.97 x 1023 mol N2

6.65 x 10–2 mol N2

2.89 x 101 mol N2

2.14 x 10–24 mol N2

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.

you need to have a picture of the atom that way we can answer it