a particular metal has a work function of 1.05 ev. a light is shined onto this metal with a corresponding wavelength of 324 nm. what is the maximum velocity of the photoelectrons produced?

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Select all the correct answers. which three statements about electromagnetic radiation are true?

Asemipermeable membrane is placed between the following solutions. which solution will decrease in volume? solution a: 1.4% (m/v) starch solution b: 7.62% (m/v) starch