How many water molecules are in 2.25 mol of water?

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line

In one or two grammatically correct sentences, write a definition for the term molecule geometry

How many valence electrons are in atom of radon?