A trombone acts as if it were an open pipe of length 2.96 m. What
is the frequency of its fourth
harmonic?
(Speed of sound
343 m/s)
(Unit = Hz)

Matt is driving down 7th street. he drives 150 meters in 18 sec. assuming he doesn’t slow down or speed up, what is his speed?

Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system