How many famous rubies are in fact spindles, which look like rubies but are far less valuable. Spindles consist primarily of MGAL204, whereas Rubys are primarily AL203. If the Timmer Ruby, a 361 carat spinner, were pure MGAL204 how many moles of MGAL204 what it contain? There are exactly 5 carats per gram

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

What is the polyatamic ion of thiosulfate

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.