¿Cual es la velocidad de una onda con frecuencia de 30.0Hz y con longitud de onda de 0.300m?

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5