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The number of atoms in 0.1 mol of a triatomic gas is (Na = 6.02 x 10²³ mol⁻¹)
Options
(a) 6.026 x 10²²
(b) 1.806 x 10²³
(c) 3.6 x 10²³
(d) 1.8 x 10²²
Correct Answer:
1.806 x 10²³
Explanation:
Number of moles in 0.1 mole of triatomic gas = 0.1 x 3 x 6.02 x 10²³
=1.806 x 10²³
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Question Type: Memory
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Difficulty Level: Easy
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Topics: Basic Concepts of Chemistry
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Friedel-Craft’s alkylation, besides AlCl₃ the other reactants are
- What is the entropy change (in J K⁻¹ mol⁻¹) when one mole of ice is converted
- Heat of formation of H₂O(g) at 25⁰C is -243 kJ,ΔE for the reaction
- Which one will give positive iodoform test
- Molecular mass of a compound having empirical formula C₂H₅O is 90.
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Basic Concepts of Chemistry (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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