Recent activity by Chantal75798

1 answer 34 views

How does the monomer structure affect the properties of the polymer produced in the polymerization reaction?

answered Feb 21 in Organic Chemistry

1 answer 29 views

What is the dipole moment of hydrogen fluoride (HF) molecule?

answered Feb 19 in Chemical bonding

1 answer 33 views

What is the bond dissociation energy of a carbon-carbon single bond in ethane (C2H6), and how does it compare to the bond dissociation energy of a carbon-carbon double bond in ethene (C2H4)?

answered Feb 18 in Chemical bonding

1 answer 26 views

What is the difference in physical and chemical properties between primary, secondary, and tertiary amines? How do these differences affect their reactivity in organic reactions? Explain with examples.

answered Feb 14 in Organic Chemistry

1 answer 39 views

What are the key properties that make polymer-based electronic materials suitable for use in flexible and portable electronic devices?

answered Feb 14 in Polymer Chemistry

1 answer 59 views

What is the role of insulin in regulating glucose metabolism and why does a deficiency in insulin lead to hyperglycemia in patients with diabetes?

asked Feb 13 in BioChemistry

1 answer 86 views

What type(s) of intermolecular forces are present in water?

answered Feb 13 in Chemical bonding

1 answer 75 views

How do the density functional theory calculations predict changes in the surface properties of a metal with the addition of a certain amount of a dopant element?

answered Feb 12 in Computational Chemistry

1 answer 42 views

How does the chirality of a molecule affect its photochemical activity and what are the factors that influence it? Provide specific examples of chiral photochemical reactions and their applications.

answered Feb 12 in PhotoChemistry

1 answer 106 views

How can the synthesis of polyethylene terephthalate from terephthalic acid and ethylene glycol be optimized for maximum yield and purity?

asked Feb 11 in Chemical synthesis

1 answer 23 views

How can complex chemical concepts be simplified and better understood for students struggling to grasp them?

asked Feb 6 in Chemical education

1 answer 97 views

Using mass spectrometry, identify the unknown compound X given the following key mass spectral data: molecular ion peak at m/z 112, base peak at m/z 91, and characteristic fragment peaks at m/z 73 and m/z 57. Provide a molecular structure proposal for compound X based on the mass spectral data.

answered Jan 30 in Analytical Chemistry

1 answer 154 views

How much chloride ion (Cl-) is present in a 75 mL sample of a solution with an unknown concentration of sodium chloride (NaCl) using a potentiometric titration with 0.1 M silver nitrate (AgNO3) solution and a silver-silver chloride (Ag/AgCl) reference electrode?

asked Jan 30 in Analytical Chemistry

1 answer 78 views

Calculate the magnetic moment of Ni(CN)4 2- complex ion.

answered Jan 23 in Inorganic Chemistry

1 answer 64 views

Who developed the t-test?

answered Jan 20 in Psychology

1 answer 84 views

When was the term 'compassion fatigue' coined?

answered Jan 20 in Psychology

1 answer 77 views

When can psychologists utilise self-compassion as a therapeutic technique?

answered Jan 20 in Psychology

1 answer 42 views

Who is more likely to have negative attitudes towards minority groups?

asked Jan 20 in Psychology

1 answer 109 views

Who might be impacted by incorrect interpretations of correlational data?

answered Jan 17 in Psychology

1 answer 107 views

What is the sex-positive perspective on human sexuality?

asked Jan 16 in Psychology

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