Question

23 ) What is called mass per unit volume of a a
substances? | वस्तुमान प्रति घनफळ म्हणजे पदार्थाचे
काय आहे?​

Answer 1

Answer:

The density (more precisely, the volumetric mass density; also known as specific mass), of a substance is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used.

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