Rubbing alcohol is generally 70% by volume isopropyl alcohol. what does this mean?

How have the greenhouse gasses increased from the year 2000 to 2018

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

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons