10 !

what wavelength light would have to fall on sodium (with a work function of 2.46 ev) if it is to emit electrons with a maximum speed of 0.50 ✕ 106 m/s?

answer in nm

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!