How much energy will it take to remove only one electron on the surface of Nickel? If you hit the surface of Nickel with a photon that has a frequency of 1.56 x 109 Mhz, what will the wavelength of that ejected electron be in nanometers?
If you collect hydrogen gas over water at a temperature of 85OC, what is the volume of just the water if the pressure of hydrogen is 1.23 atm and the grams of hydrogen was 2.6.