Hey guys, im writing a research report on chemistry "does increased so2 affect stoma activity of plants" or anything related to this, I cant find any good literature/research related to this topic so it would be greatly appreciated if you could help me.

Asample of silver (with work function ? = 4.52 ev) is exposed to an ultraviolet light source (? = 200 nm), which results in the ejection of photoelectrons. what changes will be observed if: silver is replaced with copper (? = 5.10 ev) more photoelectrons ejected no photoelectrons are emitted fewer photoelectrons ejected more energetic photoelectrons (on average) less energetic photoelectrons (on average)

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f