Lithium (Li), sodium (Na) and potassium (K) are the first three alkali metals, in order down Group I. aLithium burns in air to produce a solid oxide. Write the word and balanced symbol equations for this reaction (include state symbols in your chemical equation)​

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!

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it