Net force of 10n and 5n

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

The activity of the modern sample is 1.10 bq . how long does that measurement take?

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer