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V = 1 cm³ = 1x10⁻⁶ m³
m = 0,9 gram = 0,9x10⁻³ kg
dijawab :
a. massa jenis es dlm kg/m³
ρ = m/V
= 0,9x10⁻³ / 1x10⁻⁶
= 0,9x10³ kg/m³
b. massa 1 kg balok es
jika ukurannya 50 cm × 50 cm × 12 cm = 0,5 x 0,5 x 0,12 m
JADI :
V = 0,5 x 0,5 x 0,12
= 0,03 m³
massa jenis :
ρ = m/V
= 1/0,03
= 33,33 kg/m³