What properties of a soccer ball would change when it is filled with air particles? Color and weight
Length and width
Size and shape
Texture and mass

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m