What is the combining mass ratio of carbon to oxygen in CO₂? / CO₂ में कार्बन और ऑक्सीजन का द्रव्यमान अनुपात कितना है?
Answer and explanation are free to read — no sign-in required. / उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।
Correct Answer / सही उत्तर
C. 3 : 8
Explanation / व्याख्या
Carbon and oxygen are present in CO₂ in a mass ratio of 3:8. / CO₂ में कार्बन और ऑक्सीजन का द्रव्यमान अनुपात 3:8 होता है। ---
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