Recent activity by HellenMassin

1 answer 30 views

How can magnetic resonance spectroscopy be used to determine the structure of complex organic molecules? Provide an example of a molecule and explain how its structure can be determined using this technique.

asked 5 days ago in Physical Chemistry

1 answer 35 views

How do changes in metabolite levels affect the overall function of a biological system, and can these changes be used to predict or diagnose diseases?

answered Jan 31 in BioChemistry

1 answer 54 views

Calculate the heat of formation for the compound methane (CH4) given that the enthalpy change for the reaction of carbon (C) with hydrogen gas (H2) to form methane gas (CH4) is -74.8 kJ/mol.

answered Jan 23 in Chemical bonding

1 answer 54 views

Calculate the bond dissociation energy (in kJ/mol) of chlorine gas (Cl2) if it requires 243 kJ of energy to break a single Cl-Cl bond in the gas phase.

answered Jan 23 in ThermoChemistry

1 answer 57 views

Identify the functional group and name the compound shown below:![Heterocyclic compound](https://i.imgur.com/ONOE8Lf.png)

asked Jan 21 in Organic Chemistry

1 answer 25 views

According to Contingency Theory, how does a leader's effectiveness depend on situational factors?

asked Jan 17 in Psychology

1 answer 24 views

What is the difference between dispositional attribution and situational attribution?

asked Jan 15 in Psychology

1 answer 64 views

What is the humanistic approach?

answered Jan 15 in Psychology

1 answer 31 views

What type of energy from a warm cola results in melting when it is transferred to the much colder ice?

asked Jan 8 in Science

1 answer 36 views

What shapes, supports, and protects the cell?

asked Jan 7 in Science

1 answer 42 views

What does the kyoto protocol focus on controlling?

answered Jan 6 in Science

1 answer 25 views

The enteric nervous system provides intrinsic innervation, and the autonomic nervous system provides this?

asked Jan 2 in Science

1 answer 23 views

Because the earth is covered with vegetation, cellulose is the most abundant of all what?

asked Dec 30, 2024 in Science

1 answer 30 views

What does an underwater spider use to breathe and keep alive?

answered Dec 27, 2024 in Science

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