MPSC PYQ

MPSC Rajyaseva 2019 CSAT — Question 15

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अव्होगाड्रो संख्या ही पुढीलपैकी गोष्टींशी संबंधित असते / The Avogadro number is related to

1)एखाद्या पदार्थाची 10³ मीटर मधील घनता. / Density of a substance in 10³ m
2)कोणत्याही पदार्थाच्या 1 ग्रॅम मधील रेणूसंख्या / Molecules in one gram of any material
3)1 mol मधील कोणत्याही पदार्थाच्या अणुकणांची संख्या / Atomic particles in 1 mol of any substance✓ Correct
4)एखाद्या पदार्थाच्या आण्विक वस्तुमानाची 10³ ग्रॅममधील C-12 मूळद्रव्यातील अणूंशी केलेली तुलना. / Atomic mass of a substance in comparison with 10³ grams of C-12 atoms.

Avogadro's number represents the total number of constituent particles (atoms or molecules) present in exactly 1 mole of any substance.

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