provide a structure for the given compound. ei mass spectrum: two molecular ions of about equal intensity at ������/������=180m/z=180 and 182;

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:

14,16 18 reacts with group

i think it's c. i'm not sure but i think so.

the transfer of heat by electromagnetic radiation is called thermal radiation . it is usually carried out by electromagnetic waves in an energy range just below the visible spectrum, which is the infrared range.

so the answer would be radiation.

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