Experimental data mass (g) and volume (mL) of a substance was gathering, recorded, and plotted in Figure 1. a. Correctly label the graph axis (include units). b. The equation for the trendline (y=mx+b) is displayed on the graph. Which variable, in the equation, equals the density of the substance? Figure 1: Plotting of Mass va. Volume of a Substance. betpr/fyww chemicalfonums com/index.php?togicu69575.0