Practice question
Question
The heat released when 12 g of carbon is burnt in excess oxygen is: (Δ Hc = -393.5 kJ/mol, molar mass of C = 12 g/mol)
Explanation
Moles of C = 12 / 12 = 1 mol. Heat released = 1 × 393.5 = 393.5 kJ.
Related blogs
Guides and insights connected to this topic
SARS-CoV-2 Coronavirus: Structure, Genome, Proteins, Replication, Pathogenesis, and Host Interaction
Coronavirus Overview Coronaviruses (CoVs) are enveloped viruses (surrounded by a lipid membrane derived from host cells), belonging to the s...
Zoonotic Spillover in Bats: Causes, Consequences, and Future Preparedness
Bats: General Characteristics and Classification Bats are small mammals capable of true sustained flight. They belong to the second-largest...
Human Astrovirus- An Introduction
Structure of Human Astrovirus Human astrovirus (virus causing gastroenteritis in humans) falls under Astroviridae (virus family) and genus M...