Nitrogen has an atomic number of 7; therefore, it has electrons in its outermost electron shell. a.10 b.18 c.5 d.2

An alcohol thermometer makes use of alcohol's changing in order to measure temperature. as the temperature goes up, the alcohol contained in the thermometer increases in volume, filling more of the thermometer's tube.

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder