nasramawji09 nasramawji09

23-07-2024
Physics

Answered

a cube of glass of 5cm sides and mass of 306g has a cavity inside it .If the density of glass is 2.55g/cm^3, what is the volume of the cavity

Answer :

jsimpson11000 jsimpson11000

23-07-2024

Explanation:

volume of the cube is 5 x 5 x 5 = 125 cm^3

Mass SHOULD be 125 cm^3 * 2.55 g / cm^3 = 318.75 g

Given it is only 306 g

the volume of glass is 306g / 2.55 g/cm^3 = 120 cm^3

the remaining 5 cm^3 is the cavity

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