What is the slope of the line that contains the points (-1,9) and (5,21)

The empire state building in new york city is 1454 feet tall a model of a building is 24 inches tall what is the ratio of the height of the model to the height of the actual empire state building

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.