en un Crisol el refractorio se obtiene una mezcla de 7.45 gramos de óxido de hierro y 0.11 moles de aluminio .se colocan en Una mufla donde tiene lugar de reducción del ácido: 3FeO + 2Al- 3Fe + Al2O3 Cuál es la masa de reacción de exceso que queda en El Crisol​

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:

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be