If a substance is dissovled in water and the solution is found to conduct electricity the substance is most likely

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

What’s the percent by mass of carbon in c10h14n2

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have