What is the name for Ti(ClO2)4

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)

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?

Write a balanced equation showing the formation of copper (ii) nitrite from its elements