Recent activity by EmilyForro67

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What is the optimal reaction conditions (temperature, concentration, and stoichiometry) for the preparation of 2,4,6-trinitrotoluene from toluene and nitric acid to achieve maximum yield and purity?

answered Feb 22 in Chemical synthesis

1 answer 36 views

What are the key physical and chemical properties of polymers that make them suitable for 3D printing? Which specific polymers have the best properties for 3D printing and why?

answered Feb 20 in Materials Chemistry

1 answer 29 views

What is the mechanism of the Friedel-Crafts alkylation reaction of benzene with tert-butyl chloride in the presence of aluminum chloride catalyst?

answered Feb 20 in Organic Chemistry

1 answer 41 views

How can we explain the formation and properties of common household acids and bases, such as vinegar or baking soda, using fundamental principles of chemistry?

answered Feb 20 in Chemical education

1 answer 28 views

What is the bond strength of a carbon-carbon double bond in ethene (C2H4)?

asked Feb 18 in Chemical bonding

1 answer 38 views

How does the surface modification of nanoparticles impact their reactivity in catalytic reactions?

answered Feb 17 in Surface Chemistry

1 answer 42 views

What novel biosensors can be developed by synthesizing and characterizing new materials with tailored properties, and how can their performance be optimized for specific analytical applications?

answered Feb 14 in Materials Chemistry

1 answer 49 views

What is the current density in an electrochemical cell with a copper electrode and a zinc electrode if the current produced by the cell is 0.5 A and the surface area of the copper electrode is 10 cm² while the surface area of the zinc electrode is 5 cm²?

answered Feb 12 in ElectroChemistry

1 answer 47 views

How can the properties of polymer products be improved through the optimization of processing conditions during manufacturing?

answered Feb 10 in Polymer Chemistry

1 answer 35 views

How can the production of polyethylene oxide from ethylene oxide monomer be optimized in terms of yield and purity, considering the reaction conditions such as temperature, pressure, catalyst selection, and additives?

asked Feb 10 in Chemical synthesis

1 answer 26 views

How can the key structural features of cancer-causing proteins be identified and targeted to design customized drugs for effective cancer treatment?

asked Feb 7 in Medicinal Chemistry

1 answer 79 views

Calculate the standard free energy change, ΔG°, for the following redox reaction at 298 K:2Fe3+(aq) + 2I-(aq) → 2Fe2+(aq) + I2(s)The standard reduction potential values for Fe3+ and Fe2+ are -0.037 V and -0.44 V respectively, while the standard reduction potential value for I2 is 0.535 V.

asked Feb 3 in Chemical thermodynamics

1 answer 48 views

Calculate the standard enthalpy change for the precipitation reaction that takes place when 25.0 mL of 0.250 M barium chloride (BaCl2) and 50.0 mL of 0.100 M sodium sulfate (Na2SO4) react to form a precipitate of barium sulfate (BaSO4). The density of each solution is 1.00 g/mL and the specific heat capacity is 4.18 J/g°C. Assume a constant temperature of 25°C.

answered Feb 3 in Chemical thermodynamics

1 answer 119 views

How does the process of beta-oxidation regulate the concentration of free fatty acids in the blood during periods of high fat intake?

answered Jan 31 in BioChemistry

1 answer 90 views

What are the specific environmental regulations that are currently in place in your local area to protect the environment, and how effective have they been in achieving their intended goals?

asked Jan 31 in Environmental Chemistry

1 answer 96 views

How can we use ion-selective electrodes to identify the presence and concentration of chloride ions in a given solution?

answered Jan 30 in Analytical Chemistry

1 answer 94 views

What is the IUPAC name of the following compound?CH3CH2CH2CH2CH2CH2CH2CH2CH2CH3This question requires the student to apply their understanding of the rules of nomenclature in Organic chemistry, specifically for Alkanes and Cycloalkanes.

asked Jan 21 in Organic Chemistry

1 answer 38 views

How does the information processing theory explain cognitive processes?

answered Jan 20 in Psychology

1 answer 98 views

What are the implications of the cognitive perspective on attention for understanding cognitive overload?

asked Jan 20 in Psychology

1 answer 44 views

Who proposed the triarchic theory of intelligence?

answered Jan 20 in Psychology

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