Questions by ValentinStec

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1 answer 30 views

How does the presence of substrate concentration affect the rate of catalysis by enzymes? Provide experimental evidence to support your answer.

asked Feb 22 in BioChemistry

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1 answer 31 views

What is the reaction mechanism for the hydrolysis of an ester functional group?

asked Feb 20 in Organic Chemistry

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1 answer 32 views

What is the hybridization of the central carbon atom in the molecule CH4?

asked Feb 20 in Chemical bonding

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1 answer 40 views

What is the specific DNA sequence recognized by the transcription factor Oct4 and how does this interaction affect gene expression in embryonic stem cells?

asked Feb 14 in BioChemistry

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1 answer 60 views

What is the bond order of CO molecule using molecular orbital theory?

asked Feb 13 in Chemical bonding

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1 answer 58 views

How does histone acetylation promote transcriptional activation of a gene in DNA-protein interactions and regulation? Provide a detailed explanation including the chemical mechanisms involved in the process.

asked Feb 13 in BioChemistry

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1 answer 43 views

How does the elevation of certain amino acid levels in the blood affect the production of neurotransmitters and lead to neurological disorders like phenylketonuria (PKU) and maple syrup urine disease (MSUD)?

asked Feb 13 in BioChemistry

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1 answer 25 views

How can the process of designing a system for the storage and transportation of hazardous chemicals be optimized to ensure maximum safety for both workers and the environment?

asked Feb 10 in Chemical engineering

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1 answer 51 views

How can improving the polymer electrolyte in a lithium-ion battery affect its performance and stability over time?

asked Feb 5 in Polymer Chemistry

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1 answer 65 views

How can the concentration of a certain metal ion in a river water sample be determined using polarography?

asked Jan 29 in Analytical Chemistry

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1 answer 73 views

Calculate the enthalpy change for the adsorption of 2.50 moles of methane gas on a zeolite catalyst supported by alumina, given that the temperature of the system decreases from 298 K to 288 K and the pressure is decreased from 100 atm to 75 atm. The initial and final volumes of the gas are 10.0 L and 8.00 L respectively, and the heat capacity of the system is 25 J/K.

asked Jan 23 in ThermoChemistry

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1 answer 145 views

A student prepares a solution of 0.1 M acetic acid and 0.1 M sodium acetate in a 500 mL volumetric flask. If the pH of the solution is initially 4.7, what will be the new pH of the solution after adding 0.01 mol of hydrochloric acid?

asked Jan 22 in Chemical equilibrium

0 votes

1 answer 103 views

A 50.0 g sample of ethanol is heated from 25.0 °C to 85.0 °C, and absorbs 237 J of heat. What is the specific heat capacity of ethanol?

asked Jan 22 in ThermoChemistry

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1 answer 35 views

Where can t-tests be used in psychology research?

asked Jan 20 in Psychology

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1 answer 57 views

According to Trait Theory, how does a leader's intelligence impact their effectiveness?

asked Jan 20 in Psychology

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1 answer 33 views

According to the scientific method, what is the process of conducting research?

asked Jan 20 in Psychology

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1 answer 88 views

Please evaluate the Asch conformity study.

asked Jan 20 in Psychology

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1 answer 124 views

What is the anchoring bias?

asked Jan 20 in Psychology

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1 answer 89 views

How does metapsychology differ from other branches of psychology?

asked Jan 16 in Psychology

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1 answer 95 views

What is the difference between connectionism and symbolic AI?

asked Jan 15 in Psychology

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