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What is the bond enthalpy of the carbon-hydrogen bond in methane (CH4)?

asked Feb 18 in Chemical bonding by SvenMcConnel (1.3k points)

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What is the bond enthalpy of the carbon-hydrogen bond in methane (CH4) based on experimental data?

asked Feb 18 in Chemical bonding by IWHJaxon1452 (2.1k points)

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How does the absorption of light by molecules and materials affect their molecular structure and reactivity, and how can this knowledge be utilized in developing new materials for applications such as solar panels or sensors?

asked Feb 17 in Quantum Chemistry by WilheminaBel (2.0k points)

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What is the balanced chemical equation for the reaction of hydrochloric acid (HCl) with sodium bicarbonate (NaHCO3) resulting in the evolution of carbon dioxide gas (CO2)?

asked Feb 17 in Chemical reactions by LucieFernand (2.0k points)

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What is the activation energy for the reaction of Zn and CuSO4 in a galvanic cell with a cell potential of 1.12V, given that the rate constant at 25°C is 5.7 × 10^-5 s^-1 and the activation energy is 87.4 kJ/mol?

asked Feb 17 in ElectroChemistry by GlenSchramm (1.7k points)

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What is the balanced chemical equation for the reaction of hydrochloric acid and sodium bicarbonate that results in the evolution of carbon dioxide gas?

asked Feb 17 in Chemical reactions by ClementMackr (2.5k points)

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What is the balanced chemical equation for the complete combustion of pentane (C5H12), and how many moles of oxygen are required to burn one mole of pentane?

asked Feb 17 in Chemical reactions by GabrielCantu (1.6k points)

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What is the balanced chemical equation for the reaction between sodium hydroxide (NaOH) and hydrochloric acid (HCl)?

asked Feb 17 in Chemical reactions by XLNDorris808 (1.7k points)

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What is the boiling point of magnesium chloride (MgCl2) if its melting point is -711°C? (Assuming standard pressure and the compound is in its solid form when heated to its boiling point.)

asked Feb 17 in Inorganic Chemistry by CandelariaFe (1.6k points)

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What is the activation energy for the acid-catalyzed hydrolysis of sucrose at 25°C?

asked Feb 17 in Chemical kinetics by MarcellaR325 (2.2k points)

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What is the mechanism of the acid-catalyzed dehydration of 1-methoxy-2-methylcyclohexane to yield a mixture of alkenes? Draw the structures of the expected alkenes and explain which one is the major product and why.

asked Feb 17 in Organic Chemistry by LeonelSiede (1.9k points)

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What are the equilibrium concentrations of products and reactants when 0.50 moles of N2 and 0.50 moles of H2 are mixed in a 1.00 L flask and allowed to react at 300 K, with a Kc value of 0.129?

asked Feb 17 in Chemical equilibrium by EtsukoCantwe (1.8k points)

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What is the effect of surface charge density and surface chemistry on the adsorption of proteins onto solid surfaces?

asked Feb 17 in Surface Chemistry by BrodieUus47 (1.7k points)

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How does the activation energy barrier and the electronic structure of reactants affect the prediction of reaction rates and mechanisms in the gas phase for a specific chemical reaction using quantum chemistry calculations?

asked Feb 17 in Quantum Chemistry by PeteWirtz263 (2.1k points)

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What is the best catalyst and reaction conditions for the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer, in terms of high yield and low impurities?

asked Feb 17 in Chemical synthesis by JewelSchaffe (1.8k points)

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What is the bond order of the NO molecule?

asked Feb 18 in Chemical bonding by KianCavill6 (1.6k points)

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How does the adsorption of proteins on solid surfaces differ under varying pH conditions?

asked Feb 17 in Surface Chemistry by EloisaPtm353 (1.9k points)

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What is the balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH), and how many moles of sodium chloride (NaCl) will be produced when 50 mL of 0.1 M HCl is reacted with excess NaOH?

asked Feb 17 in Chemical reactions by Sylvia941924 (1.9k points)

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What is the balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH) during a neutralization reaction?

asked Feb 17 in Chemical reactions by AmeliaCuella (1.8k points)

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How does the addition of a polymer plasticizer affect the compatibility of a blend of polystyrene and polyvinyl chloride?

asked Feb 17 in Polymer Chemistry by StantonPearl (1.8k points)

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