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578 lines
35 KiB
578 lines
35 KiB
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<node id="氧化铁">
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<data key="d0">氧化铁</data>
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<data key="d1">category</data>
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<data key="d2">Oxide compound commonly used in chemical reactions, specifically with acids like nitric acid.</data>
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<data key="d0">硝酸</data>
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<data key="d1">category</data>
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<data key="d2">Strong mineral acid often involved in chemical reactions with metals and metal oxides.</data>
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<data key="d0">氢气</data>
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<data key="d1">category</data>
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<data key="d2">Light flammable gas that reacts with oxygen to produce water during combustion.</data>
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<data key="d0">氧气</data>
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<data key="d1">category</data>
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<data key="d2">Chemical element essential for combustion processes and widely present in the atmosphere.</data>
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<node id="化学反应方程式">
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<data key="d0">化学反应方程式</data>
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<data key="d1">category</data>
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<data key="d2">Symbolic representation of chemical reactions showing reactants and products.</data>
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<node id="Iron Oxide and Nitric Acid Reaction (equation)">
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<data key="d0">Iron Oxide and Nitric Acid Reaction (equation)</data>
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<data key="d1">equation</data>
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<data key="d2">This equation describes the reaction between iron(II) oxide and concentrated nitric acid under heat, producing iron(III) nitrate, hydrogen gas, and nitrogen dioxide. It illustrates redox stoichiometry, where Fe²⁺ is oxidized and nitrate is reduced. Relevant in inorganic chemistry and industrial processes.</data>
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<node id="FeO">
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<data key="d0">FeO</data>
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<data key="d1">chemical_compound</data>
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<data key="d2">Iron(II) oxide (FeO) is a reactant in the chemical reaction, acting as a reducing agent by undergoing oxidation from Fe²⁺ to Fe³⁺.</data>
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<node id="HNO3">
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<data key="d0">HNO3</data>
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<data key="d1">chemical_compound</data>
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<data key="d2">Nitric acid (HNO₃) serves as a strong acid and oxidizing agent in the reaction, participating in redox processes where nitrate is reduced to nitrogen dioxide.</data>
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<node id="Fe(NO3)3">
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<data key="d0">Fe(NO3)3</data>
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<data key="d1">chemical_compound</data>
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<data key="d2">Iron(III) nitrate (Fe(NO₃)₃) is a product formed when FeO reacts with HNO₃, indicating the oxidation of iron from Fe²⁺ to Fe³⁺.</data>
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</node>
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<node id="H2">
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<data key="d0">H2</data>
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<data key="d1">chemical_compound</data>
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<data key="d2">Hydrogen gas (H₂) is one of the gaseous products formed during the reaction, suggesting reduction or proton reduction processes occurring alongside redox reactions.</data>
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<node id="NO2">
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<data key="d0">NO2</data>
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<data key="d1">chemical_compound</data>
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<data key="d2">Nitrogen dioxide (NO₂) is a reddish-brown gas produced in the reaction, indicating that nitrate from HNO₃ has been reduced during the redox process.</data>
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<node id="Chemical Reaction">
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<data key="d0">Chemical Reaction</data>
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<data key="d1">event</data>
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<data key="d2">The described chemical reaction involves FeO reacting with HNO₃ under heat to produce Fe(NO₃)₃, H₂, and NO₂, showcasing a redox transformation.</data>
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<data key="d3">chunk-fe09a420dff75815a3948cd11ebe70d4</data>
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</node>
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<node id="Redox Process">
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<data key="d0">Redox Process</data>
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<data key="d1">category</data>
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<data key="d2">This reaction exemplifies a redox process involving both oxidation (Fe²⁺ to Fe³⁺) and reduction (nitrate to NO₂), fundamental in understanding chemical reactivity.</data>
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<data key="d3">chunk-fe09a420dff75815a3948cd11ebe70d4</data>
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</node>
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<node id="Stoichiometry">
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<data key="d0">Stoichiometry</data>
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<data key="d1">category</data>
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<data key="d2">Stoichiometry ensures conservation of mass and atoms across the reaction, balancing the molar ratios of reactants and products in the equation.<SEP>Stoichiometry refers to the quantitative relationships between reactants and products in a chemical reaction, as illustrated by the coefficients in the hydrogen combustion equation.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f<SEP>chunk-fe09a420dff75815a3948cd11ebe70d4</data>
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</node>
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<node id="Industrial Acid Leaching">
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<data key="d0">Industrial Acid Leaching</data>
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<data key="d1">category</data>
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<data key="d2">This type of reaction may occur in industrial acid leaching, where acids like HNO₃ are used to extract metals through chemical dissolution.</data>
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<data key="d3">chunk-fe09a420dff75815a3948cd11ebe70d4</data>
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</node>
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<node id="Environmental Chemistry">
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<data key="d0">Environmental Chemistry</data>
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<data key="d1">category</data>
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<data key="d2">Environmental Chemistry studies the chemical processes occurring in natural environments, including water formation cycles linked to the hydrogen combustion reaction.<SEP>In environmental chemistry, such reactions can be relevant for understanding acid rain interactions, nitrogen oxide emissions, and redox transformations in natural systems.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f<SEP>chunk-fe09a420dff75815a3948cd11ebe70d4</data>
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</node>
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<node id="Hydrogen Combustion Reaction (equation)">
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<data key="d0">Hydrogen Combustion Reaction (equation)</data>
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<data key="d1">equation</data>
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<data key="d2">This equation models the combustion of hydrogen with oxygen to produce water, illustrating stoichiometric balance and conservation of mass. It plays a central role in chemical reaction theory, thermodynamics, and practical energy systems like fuel cells.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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</node>
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<node id="Hydrogen Combustion Reaction">
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<data key="d0">Hydrogen Combustion Reaction</data>
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<data key="d1">event</data>
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<data key="d2">The Hydrogen Combustion Reaction is a stoichiometric chemical process where hydrogen gas reacts with oxygen to produce water, represented by the balanced equation $ 2 H _ { 2 } + O _ { 2 } = 2 H _ { 2 } O $. It exemplifies the Law of Conservation of Mass and plays a key role in thermodynamics and reaction kinetics.</data>
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</node>
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<node id="Law of Conservation of Mass">
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<data key="d0">Law of Conservation of Mass</data>
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<data key="d1">category</data>
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<data key="d2">The Law of Conservation of Mass states that mass cannot be created or destroyed in a closed system during a chemical reaction, which is demonstrated by the balanced nature of the hydrogen combustion equation.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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</node>
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<node id="Thermodynamics">
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<data key="d0">Thermodynamics</data>
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<data key="d1">category</data>
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<data key="d2">Thermodynamics encompasses the study of energy transformations in chemical reactions, such as the exothermic bond formation seen in the hydrogen combustion process.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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</node>
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<node id="Fuel Cell Technology">
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<data key="d0">Fuel Cell Technology</data>
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<data key="d1">organization</data>
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<data key="d2">Fuel Cell Technology involves systems that convert chemical energy from fuels like hydrogen into electricity through reactions with oxygen, relying on principles demonstrated by the hydrogen combustion equation.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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</node>
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<node id="Rocket Propulsion">
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<data key="d0">Rocket Propulsion</data>
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<data key="d1">event</data>
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<data key="d2">Rocket Propulsion refers to the application of controlled chemical reactions, such as the combustion of liquid hydrogen and oxygen, to generate thrust for spacecraft launch and maneuvering.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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<node id="Reaction Kinetics">
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<data key="d0">Reaction Kinetics</data>
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<data key="d1">category</data>
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<data key="d2">Reaction Kinetics is the study of the rates of chemical reactions and the factors influencing them, relevant to the hydrogen combustion process described in the text.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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</node>
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<node id="Exothermic Reactions">
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<data key="d0">Exothermic Reactions</data>
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<data key="d1">category</data>
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<data key="d2">Exothermic Reactions are chemical processes that release energy, typically in the form of heat, such as the bond formation in the hydrogen combustion reaction.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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<node id="Redox Processes">
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<data key="d0">Redox Processes</data>
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<data key="d1">category</data>
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<data key="d2">Redox Processes involve electron transfer reactions and are fundamental to understanding the oxidation-reduction dynamics of the hydrogen combustion equation.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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<node id="Chemical Equation Modeling">
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<data key="d0">Chemical Equation Modeling</data>
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<data key="d1">category</data>
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<data key="d2">Chemical Equation Modeling involves using mathematical representations to describe and predict the behavior of chemical reactions, such as the hydrogen-oxygen-water system.</data>
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<data key="d3">chunk-9f52f83c342b42bccdf214c7fa5bba9f</data>
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<edge source="氧化铁" target="硝酸">
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<data key="d6">9.0</data>
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<data key="d7">"Oxidized iron reacts chemically with nitric acid, producing a specific chemical reaction product."\</data>
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<data key="d8">chemical transformation,reactant interaction</data>
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<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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<data key="d10">化学方程式_CHEMISTRY_1.docx</data>
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</edge>
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<edge source="氧化铁" target="化学反应方程式">
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<data key="d6">8.0</data>
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<data key="d7">"Chemical equations describe the reaction behavior of substances such as oxidized iron with acids or other reagents."\</data>
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<data key="d8">chemical modeling,stoichiometry</data>
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<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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<data key="d10">化学方程式_CHEMISTRY_1.docx</data>
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</edge>
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<edge source="硝酸" target="化学反应方程式">
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<data key="d6">8.0</data>
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<data key="d7">"Nitric acid's involvement in reactions is often represented through balanced chemical equations."\</data>
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<data key="d8">acid chemistry,reaction notation</data>
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|
<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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<data key="d10">化学方程式_CHEMISTRY_1.docx</data>
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<data key="d11">1751877344</data>
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</edge>
|
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<edge source="氢气" target="氧气">
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<data key="d6">10.0</data>
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<data key="d7">"Hydrogen combines with oxygen in a combustion process to form water as the primary product."\</data>
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<data key="d8">chemical bonding,combustion</data>
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<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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<data key="d10">化学方程式_CHEMISTRY_1.docx</data>
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</edge>
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<edge source="氢气" target="化学反应方程式">
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<data key="d6">8.0</data>
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<data key="d7">"The combustion or reaction of hydrogen gas is typically expressed using chemical reaction equations."\</data>
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<data key="d8">chemical modeling,reaction analysis</data>
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<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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<data key="d10">化学方程式_CHEMISTRY_1.docx</data>
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</edge>
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<edge source="氧气" target="化学反应方程式">
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<data key="d6">8.0</data>
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<data key="d7">"Oxygen's role in various chemical reactions is described and modeled using chemical equations."\</data>
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<data key="d8">chemical modeling,oxidation</data>
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<data key="d9">chunk-88389af54695fd95a22699d55f752ccd</data>
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