At( 0°C) and( 1atm) pressure the molecular diameter for a gas is 4×10-8 cm , and the number of molecules = 2.689×1019 molecules .the mean free path is given by

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

How many moles of oxygen react with 12 moles of aluminum

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.