Which of these is an ionic compound? no2 licl so3 co

Condensation happens when water vapor cools. true or false? ?

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.

How many moles are in 1.26*10^24 particles in significant figures