SMC 2026 Spr CHEM 9 (1387,1388) Everyday Chemistry (O) Quiz #3 Spring 2026 测验#3 2026年春季

The wavelength of the blue light given off by a mercury vapor street lamp is 436 nm. What is the frequency of this light in hertz? 水银蒸气街灯发出的蓝光波长为436纳米。这种光的频率以赫兹为单位是多少？