An ion from a given element has 22 protons and 18 electrons. what is the charge on the ion?

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

How many moles of oxygen react with 12 moles of aluminum

How many moles are in 123.0 grams of kclo4?