Which of the following are characteristic(s) of molecules. Select all that apply.
All molecules have a neutral charge.
Atoms consist of two or more molecules.
All molecules have a positive charge.
Molecules consist of two or more atoms.
All molecules have a negative charge.

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?

What does the symbol (–hfus) indicate in a phase change?

Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol