Every atom of the __ carbon has six protons

water is used to store them because it would keep the radiation from getting out in the open and causing harm to the workers

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

bcde is the incorrect answer it is a