Who believed that atoms of a given element are identical

How many grams of mgbr2 are needed to produce 75g or metal?

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %