The highest number of helium atoms is in

1. 2.271098 L of helium at STP

2. 4 mol of helium

3. 4 u of helium

4. 4 g of helium

Doubtly Asked 30 Oct 2026 NEET UG 2024 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 2. 4 mol of helium

Key idea: convert each to number of atoms (He is monoatomic).

4 mol is the largest: option 2.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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