Recent activity by CortezRedric

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Calculate the standard electrode potential for the following redox reaction: Zn(s) + Cu²⁺(aq) → Zn²⁺(aq) + Cu(s)Given that the standard electrode potential for the Zn²⁺/Zn electrode is -0.76V and for the Cu²⁺/Cu electrode is +0.34V.

answered 2 days ago in ElectroChemistry

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What is the concentration of copper ions in a sample solution of known volume using polarography?

answered 6 days ago in Analytical Chemistry

1 answer 57 views

Calculate the heat of mixing when 25 grams of ethanol is added to 75 grams of water at 25°C. The heat of mixing of ethanol in water is -4.4 kJ/mol. Assume the densities of ethanol and water to be 0.789 g/mL and 1 g/mL, respectively, and the specific heat of the mixture to be 4.184 J/g°C.

answered Jan 23 in ThermoChemistry

1 answer 50 views

Calculate the bond length between two carbon atoms in a molecule of ethene, given that the distance between the nuclei of the carbon atoms is 1.33 angstroms and the bond angle between the carbon atoms is 120 degrees.

asked Jan 23 in Chemical bonding

1 answer 22 views

According to the cognitive-behavioural theory, how does a person's negative thought pattern contribute to depression?

asked Jan 20 in Psychology

1 answer 8 views

What is the social role theory's explanation for gender differences in behaviours and attitudes?

answered Jan 17 in Psychology

1 answer 27 views

What is the implicit association test?

asked Jan 17 in Psychology

1 answer 46 views

How can we determine the theoretical elegance of psychodynamic theories?

answered Jan 16 in Psychology

1 answer 16 views

What is the main critique of the affect regulation model?

answered Jan 15 in Psychology

1 answer 56 views

How can the principles of the equity theory be used in the workplace?

answered Jan 15 in Psychology

1 answer 7 views

What is a p-value?

answered Jan 14 in Psychology

1 answer 59 views

What is the main criticism of the nature vs. nurture debate?

answered Jan 13 in Psychology

1 answer 22 views

What is the psychodynamic theory of adolescent development?

answered Jan 13 in Psychology

1 answer 7 views

When someone falls, the kinetic energy the person has upon reaching the floor is the amount of what energy lost by falling through height?

answered Jan 8 in Science

1 answer 7 views

What is the name for the male reproductive organs or gonads?

answered Jan 7 in Science

1 answer 8 views

How many pi bonds are found in a triple bond?

answered Dec 30, 2024 in Science

1 answer 22 views

Geologists group rocks based on how they what?

asked Dec 30, 2024 in Science

1 answer 28 views

Carboxylic acids have an acidic hydrogen atom, but esters do not. what do esters have in place of an acidic hydrogen atom?

asked Dec 30, 2024 in Science

1 answer 13 views

How does the heart transport blood?

asked Dec 28, 2024 in Science

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