单项选择题如果有新版本的沃家应用发布,用户在进入沃家应用的时候,沃家应用会有以下哪个操作?
单项选择题A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength the photon? A、The wavelength of photon is 97.3nm B、 The wavelength of photon is 103.3nm C、 The wavelength of photon is 107.3nm D、 The wavelength of photon is 95.3nm