If the goal is to observe soft tissue structures with a typical size of 1 mm, what frequency of ultrasound is required

Compare the composition of the moon's surface with the composition of the earth's surface.

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

When ash and dust begin to settle on the ground, they eventually become compacted by