Questions

The first step is to disarm and secure detainees when supervising detainee operations.

New York City Subway has 468 stations (277 of which are under ground) in a network covering 370 km (230 miles)

In general, polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes.
As water molecules are polar, polar molecules dissolves in water.

To get the mass of a mole of NaCl, we need to add the molar atomic weights of the individual elements i.e, Na and Cl

Atomic weights of Na = 22.99 gm/mol  Cl = 35.45 gm/mol

Now, mass of a mole of NaCl = 22.99 + 35.45 = 58.44 gm/mol.

Oxygen crosses a plasma membrane by Osmosis.

An electric fuse is based on the heating effect of the current.