How does Barium obey the octet rule when reacting to form compounds?
A. It gains electrons
B. It gives up electrons
C. It does not change its number of electrons
D. Oxygen does not obey the octet rule.

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

Write and balance the chemical equation that represents the reaction of aqueous sulfuric acid with aqueous sodium hydroxide to form water and sodium sulfate. include phases.