Recent questions in Chemistry

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How does the activation of the cAMP signaling pathway affect the phosphorylation state of target proteins in liver cells?

asked Feb 17 in BioChemistry by AbbeySorenso (1.8k points)

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1 answer 33 views

How does the activation of the adenylate cyclase enzyme affect the cAMP-dependent signal transduction pathway in the cell?

asked Feb 17 in BioChemistry by AntonioDaven (1.7k points)

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How does the activation of protein kinases affect the signal transduction pathway involved in insulin signaling?

asked Feb 17 in BioChemistry by YaniraRhh59 (1.9k points)

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How does the activation of protein kinase A (PKA) affect the cAMP signaling pathway in mammalian cells during glucose metabolism?

asked Feb 17 in BioChemistry by FranY1408156 (2.2k points)

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How does the activation of protein kinase A by cAMP (cyclic AMP) impact the signal transduction pathway?

asked Feb 17 in BioChemistry by GudrunBatten (1.8k points)

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How does the activation of cAMP-dependent protein kinase (PKA) affect the signal transduction pathway of the beta-adrenergic receptor? Explain the chemical mechanism behind this process.

asked Feb 17 in BioChemistry by MurrayDrew60 (1.7k points)

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How does the activation of an enzyme in the signal transduction pathway regulate the intracellular concentration of a specific molecule?

asked Feb 17 in BioChemistry by CandyDemaio (2.3k points)

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What chemical reactions occur during the activation of a G protein-coupled receptor (GPCR) in the signal transduction pathway?

asked Feb 17 in BioChemistry by Shelia708886 (2.1k points)

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1 answer 43 views

What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 4.5 x 10^-4 s^-1 and the activation energy is 75 kJ/mol?

asked Feb 17 in Chemical kinetics by SoniaFanny4 (2.3k points)

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1 answer 42 views

What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 0.068 s^-1 and the activation energy is 75 kJ/mol?

asked Feb 17 in Chemical kinetics by OtisBrumbaug (1.8k points)

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1 answer 35 views

What is the activation energy of the reaction between hydrogen gas and iodine gas to form hydrogen iodide, given that the rate constant at 25°C is 1.52 × 10^-3 L^2mol^-2s^-1 and the activation energy of the reaction is 186.3 kJ/mol?

asked Feb 17 in Chemical reactions by EvieMerideth (2.3k points)

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1 answer 53 views

How does the activation energy of the electron transfer process affect the rate of a redox reaction, and how can this be experimentally determined using quantum chemical calculations?

asked Feb 17 in Quantum Chemistry by FionaGreenbe (1.8k points)

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1 answer 35 views

How does the activation energy of the C-H bond cleavage reaction in methane vary with increasing temperature, as determined through quantum chemical calculations?

asked Feb 17 in Computational Chemistry by MamieSanmigu (1.8k points)

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How does the activation energy of a chemical reaction affect its rate and mechanism?

asked Feb 17 in Quantum Chemistry by EnriqueJ252 (1.7k points)

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How does the activation energy of a chemical reaction affect its rate and mechanism, and how can quantum chemistry help in predicting and understanding these factors?

asked Feb 17 in Quantum Chemistry by FranklinPeel (2.2k points)

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1 answer 45 views

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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1 answer 42 views

What is the activation energy for the reaction between zinc and hydrochloric acid in an electrochemical cell at a temperature of 25°C given that the rate constant is 2.5 x 10^-3 M/s and the activation energy is 40 kJ/mol?

asked Feb 17 in ElectroChemistry by FletaStepp73 (2.0k points)

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1 answer 20 views

What is the activation energy for the oxidation of iron in a rusting reaction occurring on a metallic iron surface in contact with saline water at room temperature?

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

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1 answer 44 views

What is the activation energy for the electrochemical reaction between zinc and hydrochloric acid at room temperature?

asked Feb 17 in ElectroChemistry by Miguel37A006 (2.3k points)

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1 answer 50 views

What is the activation energy for the electrochemical reaction between zinc and acid solution that produces hydrogen gas?

asked Feb 17 in ElectroChemistry by GracieGainfo (2.2k points)

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