Percent Yield Calculator — Free Online Tool
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Percent Yield Calculator

Calculate reaction efficiency and chemical product yields

Formula: Percent Yield = (Actual Yield / Theoretical Yield) × 100
Measures the efficiency of a chemical reaction by comparing experimental output to calculated maximum output.
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Calculation Results

⚠️ Percent yields rarely reach 100% due to incomplete reactions, side reactions, product loss during extraction/purification, and reversibility. Values exceeding 100% usually indicate impure or wet product samples.

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