Why is it important for someone to hold enzymes in their functional shapes

Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!

State two physical properties of ionic compound

In 2002, the rare earth elements mine in mountain pass, california was closed because