Recent activity by FideliaG9436

1 answer 3 views

How can the computational analysis of metal-organic frameworks assist in the design of new materials with enhanced gas storage capacities?

asked 4 days ago in Computational Chemistry

1 answer 31 views

Calculate the standard enthalpy change for the dissolution of 3.00 moles of sodium chloride in water, given that the molar enthalpy of solution of sodium chloride is -3.88 kJ/mol.

asked Feb 3 in Chemical thermodynamics

1 answer 69 views

What is the amount of silver ions present in a sample of a 0.500 M silver nitrate solution after the complete electrolysis of 50.0 mL using coulometric titration at a constant current of 2.00 mA for 25.0 minutes?

asked Jan 30 in Analytical Chemistry

1 answer 52 views

How can the presence of functional groups in an unknown sample of organic compound be identified using infrared spectroscopy? Provide a step-by-step approach to interpret an infrared spectrum and identify the functional groups present in the compound.

asked Jan 29 in Analytical Chemistry

1 answer 55 views

Calculate the direction in which the equilibrium position will shift for the following reaction if the pressure is increased: N2(g) + 3H2(g) ⇌ 2NH3(g) ∆H° = -92.4 kJ/mol. Use Le Chatelier's principle to justify your answer.

answered Jan 23 in Chemical reactions

1 answer 42 views

Calculate the anodic Tafel slope for the following electrochemical reaction taking place at a platinum electrode:Fe2+(aq) + 2e- → Fe(s) Given that the exchange current density is 4.50 x 10^-4 A/cm^2 and the reaction rate constant for the reaction is 2.5 x 10^5 cm/s.

answered Jan 23 in ElectroChemistry

1 answer 8 views

A small metal block is placed in a beaker containing boiling water. The block initially weighs 50 grams and its temperature is 25°C. After 5 minutes, its weight is 49 grams and its temperature is 80°C. Determine the entropy change of the metal block during this process assuming it to be irreversible.

answered Jan 22 in Physical Chemistry

1 answer 45 views

Who proposed the use of confidence intervals?

asked Jan 20 in Psychology

1 answer 53 views

What does the psychological model suggest about the development of paranoia?

answered Jan 20 in Psychology

1 answer 34 views

Why do counselling psychologists focus on helping individuals with personal and social issues?

answered Jan 17 in Psychology

1 answer 18 views

What is the difference between inter-sexual and intra-sexual selection?

answered Jan 15 in Psychology

1 answer 6 views

What is the cross-lagged panel design?

asked Jan 15 in Psychology

1 answer 57 views

Who was Ivan Pavlov?

answered Jan 15 in Psychology

1 answer 27 views

What is the meaning of behavioural psychology?

asked Jan 15 in Psychology

1 answer 10 views

What kind of planet do we consider ceres to be?

asked Jan 7 in Science

1 answer 62 views

What is the term for the force exerted by circulating blood on the walls of blood vessels?

asked Jan 7 in Science

1 answer 41 views

What is the supply of water to land or crops to help growth called?

asked Jan 7 in Science

1 answer 34 views

What do plants make to store extra glucose?

asked Jan 6 in Science

1 answer 25 views

What bodily defense can be acquired in an active or passive way, and can be natural or artificial?

answered Jan 6 in Science

1 answer 34 views

What are the two components of a mixture called?

answered Jan 6 in Science

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