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Tuesday, August 11, 2026

CHEMISTRY — MOLE CONCEPT

🧪 CHEMISTRY — MOLE CONCEPT NEET • JEE • CBSE
O
H
H
H₂O
3D Water Molecule
2 Hydrogen + 1 Oxygen
QUESTION 01

1 mole H2O में molecules की संख्या कितनी होती है?

A) 6.022 × 1023
B) 3.011 × 1023
C) 1.204 × 1024
D) 9.033 × 1023

🧠 Step-by-Step Solution

1

हम जानते हैं कि 1 mole में Avogadro Number के बराबर particles होते हैं।

NA = 6.022 × 1023
2

H2O एक molecular substance है। इसलिए इसके particles को molecules कहा जाएगा।

3

इसलिए:

1 mole H₂O = 6.022 × 1023 molecules
✅ Correct Answer: A) 6.022 × 1023

🔥 NEET / JEE / CBSE EXAM TIP

1 mole = 6.022 × 1023 particles

Atoms
→ atoms
Molecules
→ molecules
Ions
→ ions

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