Some solid kno3 remains at the bottom of a stoppered flask containing a saturated kno3(aq) solution at 22°c. which statement explains why the contents of the flask are at equilibrium?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g.  what is the percent by mass of water in the hydrate?   %

Which of the following molecules is polar? c3h7oh c2h5cooh