How is a bond between na and cl different from a bond between c and o? what about a bond between n and n? why are some bonds ionic and some covalent?

Afamily is one another name for a group on the table of elements.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.