Questions by MackBeckham

0 votes

1 answer 27 views

Calculate the standard enthalpy change for the following reaction, given the standard enthalpies of formation:2Fe (s) + 3Cl2 (g) → 2FeCl3 (s)ΔH°f(FeCl3) = -399.4 kJ/molΔH°f(Fe) = 0 kJ/molΔH°f(Cl2) = 0 kJ/mol

asked 2 days ago in Chemical thermodynamics

0 votes

1 answer 47 views

How can the amount of copper ions in a water sample be quantified using polarography technique?

asked Jan 29 in Analytical Chemistry

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1 answer 55 views

Calculate the equilibrium constant for the following electrochemical reaction at 298K:$$\ce{2Fe^3+ (aq) + 2I^- (aq) -> 2Fe^2+ (aq) + I2 (s)}$$ Given: Standard reduction potentials: $\ce{Fe^3+ + e^- -> Fe^2+}$ Eº = +0.77V $\ce{2I^- -> I2 + 2e^- }$ Eº = +0.54V

asked Jan 23 in ElectroChemistry

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1 answer 56 views

Calculate the bond dissociation energy of the carbon-hydrogen bond in methane (CH4) given that the bond enthalpy of C-H bond is 413 kJ/mol.

asked Jan 23 in Chemical bonding

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1 answer 24 views

Where was the first study on phenelzine Nardil conducted for anxiety?

asked Jan 20 in Psychology

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1 answer 16 views

What is conservation in Piaget's theory?

asked Jan 17 in Psychology

0 votes

1 answer 19 views

Why is it important to challenge toxic masculinity?

asked Jan 15 in Psychology

0 votes

1 answer 14 views

What are all tissues external to the vascular cambium called?

asked Dec 27, 2024 in Science

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