If 78.4 mL of a 0.85M Barium chloride solution is diluted to 350 ml, what is the new concentration? 0.19M
0.3M
0.027
answer not here

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

What changes occur in the reaction indicated by the equation? check all that apply. the hydrogen nucleus loses protons. the oxygen nucleus gains protons. the bond in h2 is broken, and new bonds are formed between hydrogen and oxygen atoms. each electron associated with a hydrogen atom is shared with an oxygen atom.

What physical property of gold makes panning a useful way to get gold from streams?