Describe how ultrasonic waves help ships navigate and how ultrasonic waves can be used for medical purposes

What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?

What is the mass of sodium in 3 moles of sodium chloride

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology