A laser emits light with a frequency of 4.69 x 10 to the 14th power s - 1 calculate the wavelength of this light. ​

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

What is the molar mass of a gas that has density of 2.054 g/l