I have bonds where my electrons move around freely, like a sea of electrons. (Select all that apply) 1. K
2. Ca
3. Ga
4. Ge
5. As

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 are transitions between a liquid and a solid called? identify which way they are transitioning

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?