Questions by ClevelandHaw

0 votes

1 answer 35 views

How do the properties of polymer-based 3D printing materials impact the printing process and the resulting printed objects?

asked Feb 22 in Polymer Chemistry

0 votes

1 answer 31 views

How does the orientation of magnetic fields affect the electronic properties of topological materials such as graphene?

asked Feb 22 in Quantum Chemistry

0 votes

1 answer 30 views

What is the effect of pH on the rate of reaction between hydrochloric acid and magnesium?

asked Feb 19 in Chemical kinetics

0 votes

1 answer 25 views

What is the boiling point of cyclohexane and n-hexane at atmospheric pressure, and why is it higher for cyclohexane despite having the same number of carbon atoms as n-hexane?

asked Feb 17 in Organic Chemistry

0 votes

1 answer 68 views

How does temperature affect the reaction rate and overall efficiency of the reaction between hydrochloric acid and magnesium ribbon?

asked Feb 17 in Chemical kinetics

0 votes

1 answer 60 views

What is the role of metal ions in the active sites of metalloenzymes such as cytochrome c oxidase, and how does the coordination chemistry of these metal ions contribute to the enzyme's catalytic activity?

asked Feb 13 in Coordination Chemistry

0 votes

1 answer 71 views

Calculate the standard enthalpy change (∆H°) for the combustion of methane (CH4(g)) given the balanced equation: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)(Note: The values of standard enthalpies of formation of CO2(g), H2O(l) and CH4(g) are -393.5 kJ/mol, -285.8 kJ/mol, and -74.8 kJ/mol, respectively)

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 70 views

Calculate the rate of the electrochemical reaction when a current of 2.5 A is passed through a solution of copper sulphate for 2 hours, and 4 g of copper is formed at the cathode. The atomic weight of copper is 63.5 g/mol.

asked Feb 3 in ElectroChemistry

0 votes

1 answer 60 views

How can liquid chromatography be used to quantify the amount of caffeine present in a sample of coffee?

asked Jan 29 in Analytical Chemistry

0 votes

1 answer 80 views

Calculate the boiling point of potassium chloride (KCl) using the Clausius-Clapeyron equation, given that its enthalpy of vaporization is 40.0 kJ/mol and its standard boiling point is 1500 K. What would be the expected boiling point of KCl at an atmospheric pressure of 1.0 atm (760 mmHg)?

asked Jan 23 in Inorganic Chemistry

0 votes

1 answer 64 views

What is the Reid technique?

asked Jan 20 in Psychology

0 votes

1 answer 62 views

Why is Erikson's theory of psychosocial development important to psychology?

asked Jan 17 in Psychology

0 votes

1 answer 56 views

According to the Cognitive Dissonance theory, how does inconsistency between attitudes and behaviour lead to attitude change?

asked Jan 16 in Psychology

0 votes

1 answer 113 views

Who is responsible for the hierarchy of needs?

asked Jan 16 in Psychology

0 votes

1 answer 59 views

When evaluating a cognitive behavioural theory, what is meant by face validity?

asked Jan 15 in Psychology

0 votes

1 answer 34 views

What is agnosia?

asked Jan 14 in Psychology

0 votes

1 answer 58 views

What are flashbulb memories?

asked Jan 14 in Psychology

0 votes

1 answer 57 views

Where does photosynthesis occur in plants?

asked Jan 8 in Science

0 votes

1 answer 61 views

Which type of plankton make food via photosynthesis?

asked Jan 8 in Science

0 votes

1 answer 62 views

What type of feeders are sponges?

asked Jan 8 in Science

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