If you evaporated 722 mL of a 7.8 M solution of NaCl, what mass of NaCl would you recover?

0.19g NaCl

Explanation:

Multiply the volume by the  concentration to get the moles. Then, convert moles to grams which gives you that.

the atomic mass is the bottom number on the element.

-steel jelly

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.