Which of the compounds listed below would be considered ionic? options:

NO2
­­P4S3
NiCl2
SO3
Nothing listed can be classified as an ionic substance.

Is this a scientific model? use complete sentences to explain why or why not. a graphic organizer showing the water cycle i need : ( asap i go it never mind

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

What metric units would you use to measure the thickness of a key