If an instant pot has an internal pressure of 191.0 kPa, temperature of 750.0 K and a volume of 6.5 L, how many moles of gas would be contained inside the instant pot?

Easy definition for atom and atomic mass

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?

What is the maximum number of electrons that an atomic orbital can contain?