Which of the following is formed when a barium atom achieves an octet?

Ba

Ba2-

Ba2+

Ba2

What statement correctly defines dynamic equilibrium

What are the benefits and drawbacks to having a pouring temperature that is much higher than the metal's melting temperature?

How does a conclusion differ from an inference?

Which of the following can take the shape of the container it is in but has a fixed volume? argon gas liquid bromine solid water hydrogen plasma

Calculate the concentration in mol L^-1 of ammonium ions in a solution prepared by mixing 360 mL of 0.250 mol L^-1 ammonium sulfate solution with 675.0 mL of 1.20 mol L^-1 ammonium nitrate solution. Assume solutions are additive.

Which group of the periodic table does this element most likely belong to

What is the ph of a 7.5*10^-3 m H + solution

How many atoms of hydrogen are there in one molecule of C3H5 (OH) 3?

Transferring or sharing electrons between atoms forms

Ions that consist of a single atom are called ... ions