a radio station broadcasts at a frequency of 106.9 kHz. what is the wavelength of this radio signal in nm

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

How do you convert 4 mmol of bromobenzene to ml?