Entropy Change Challenge

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Question
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Predict the Sign of ΔS

Can you predict whether the entropy change for a chemical reaction is positive, negative, or impossible to determine from the equation alone?

🔢 10 randomly selected reactions per round

⚛️ Examine each equation and predict the sign of ΔS

💡 Feedback and the actual ΔS value are shown after each answer

⏱️ A timer tracks how long you take

Quiz Complete!