Is anyone good at chemistry if so can someone help me please ?

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The net ionic equation is the aqueous hydrogen and hydroxide ions reacting to form liquid water. So, B would be the correct answer.

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:

can you attach the