Note that:
- Density =
![(mass)/(volume)](https://img.qammunity.org/2021/formulas/chemistry/high-school/1en3s9lgxm6zpxyma9crjrduusme7p4hri.png)
- Specific gravity =
![(Density_(object) )/(Density_(water) )](https://img.qammunity.org/2021/formulas/chemistry/middle-school/uw3xsrzyrjt9a7zpjznoc1l1qon5n3hwq8.png)
Givens
Solving
To find density, you need volume.
Volume
Volume = length * width * height
Volume = 4.5 cm * 4.2 cm * 4.0 cm
Volume = 76 cm³
Density
Density =
![(371 g)/(76cm^(3) )](https://img.qammunity.org/2021/formulas/chemistry/middle-school/u1n2qa5stkkgj3j89umnb41ypjx3lyzvjn.png)
Density = 4.9 g/cm³
Specific gravity
The density of water is approximately 1 g/cm³.
Specific gravity =
![(4.9g/cm^(3) )/(1g/cm^(3) )](https://img.qammunity.org/2021/formulas/chemistry/middle-school/2w7dooix2b4rcjt61a1at148bn0wp8c10q.png)
Specific gravity = 4.9
Answer:
Density: 4.9 g/cm³
Specific gravity: 4.9