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HELPPPPPP!!! Nathan was assigned the task of calculating the density of a substance.He measured the volume and found it to be 300cm3. the mass of the substance was 520g.what was the density?

A. 2.0g/cm^3
B. 1.7g/cm^3
C. 1.0g/cm^3
D. 0.7 g/cm^3
E. 1.9 g/cm^3