{"slug":"chemistry-calc-x402tookit-com-limiting-reagent-b75d8d","title":"Limiting reagent, theoretical yield and leftover excess for a balanced reaction ","host":"chemistry-calc.x402tookit.com","method":"GET","resource":"https://chemistry-calc.x402tookit.com/limiting-reagent","category":"other","description":"Limiting reagent, theoretical yield and leftover excess for a balanced reaction from reactant masses; optional percent yield.","price_listed":0.02,"price_asked":0.02,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":294,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"product":"H2O:2","reactants":"H2:2:4;O2:1:16"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"actualGrams":{"description":"Actual product mass obtained, to compute percent yield","type":"number"},"product":{"description":"formula:coefficient of the product, e.g. H2O:2","type":"string"},"reactants":{"description":"formula:coefficient:grams separated by semicolons, e.g. H2:2:4;O2:1:16","type":"string"}},"required":["reactants","product"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"asOf":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"disclaimer":{"type":["null","string"]},"limitingReagent":{"type":["null","string"]},"notChecked":{"items":{"type":"string"},"type":["array","null"]},"percentYield":{},"product":{"type":["null","string"]},"reactants":{"items":{"properties":{"coefficient":{"type":["null","number"]},"gramsGiven":{"type":["null","number"]},"gramsLeft":{"type":["null","number"]},"gramsUsed":{"type":["null","number"]},"limiting":{"type":["boolean","null"]},"molesGiven":{"type":["null","number"]},"molesLeft":{"type":["null","number"]},"molesUsed":{"type":["null","number"]},"reactant":{"type":["null","string"]},"reactionExtent":{"type":["null","number"]}},"type":"object"},"type":["array","null"]},"reasons":{"items":{"type":"string"},"type":["array","null"]},"source":{"type":["null","string"]},"summary":{"type":["null","string"]},"theoreticalYieldGrams":{"type":["null","number"]},"theoreticalYieldMoles":{"type":["null","number"]},"verdict":{"type":["null","string"]}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-21","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.02,"price_match":true,"latency_ms":294,"error":null}],"description_full":"Limiting reagent, theoretical yield and leftover excess for a balanced reaction from reactant masses; optional percent yield.","last_updated":"2026-10-20T20:48:19.595Z","schemes":["exact"]}