Chemistry, asked by sovadevi1234, 9 months ago

What is the S.I. unit of mass of substance?

Answers

Answered by Zisha7
3

Answer:

"The kilogram, symbol kg, is the SI unit of mass. ... "The mole, symbol mol, is the SI unit of amount of substance. One mole contains exactly 6.022 140 76 × 1023 elementary entities. This number is the fixed numerical value of the Avogadro constant, NA, when expressed in the unit mol−1 and is called the Avogadro number.

Answered by neeraj9446
0

Answer:

The S.I. unit of mass of substance is Kilogram (kg).

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