SC-166
Density
Lower Sec Science · Secondary 1 · Hard · Density
A student measures a metal rod: length 25.0 cm, cross-sectional area 2.0 cm. Its density is 7.5 g/cm. What is the mass of the rod?
- 375 g
- 15.0 g
- 6.7 g
- 750 g
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