How much of a 500 g isotope sample is left after 62 hours if the half-life is 6.2 hours?

Physics make-up packetname_cle14. an observer hears a sound with a frequency of 400 hz. if the speed of sound is 340 m/s, what is the wavelength of the sound? a. 0.85 mb. 1.2 mc. 2.75 m13.6 m15. as sound travels from steel into air, its speed decreases. if the frequency of the wavedoesn't change, what happens to its wavelength? a. it increases(b) it decreasesc. it remains the samed. there is not enough information given

There are weak or strong attractive forces between atoms of liquids with a high viscosity

What do you think car designers do if the damage caused by a crash test is too severe?