Would dissolving sugar in water be a physical or chemical change

If a plot weight (in g) vs. volume (in ml) for a metal gave the equation y= 13.41x and r^2=0.9981 what is the density of the metal?

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol