Questions by IrisHammond9

0 votes

1 answer 25 views

Calculate the standard enthalpy change (∆H°) for the formation of ammonia (NH3) at 298 K using the following data: N2(g) + 3H2(g) → 2NH3(g) ∆H° = −92.4 kJ/mol Hint: Standard enthalpy change (∆H°) for a reaction is calculated by taking the sum of the standard enthalpies of the products minus the sum of the standard enthalpies of the reactants.

asked 2 days ago in Chemical thermodynamics

0 votes

1 answer 33 views

Calculate the number of electrons transferred in the following reaction: Cu(s) + 2AgNO3(aq) → Cu(NO3)2(aq) + 2Ag(s) Hint: In order to balance the equation, you'll need to add electrons to one side of the reaction.

asked 2 days ago in ElectroChemistry

0 votes

1 answer 39 views

What are the implications of the sociocultural theory of cognitive development for education?

asked Jan 17 in Psychology

0 votes

1 answer 20 views

Why is reliability important in theory evaluation?

asked Jan 17 in Psychology

0 votes

1 answer 16 views

How have technological advancements contributed to the evaluation of animal behaviour?

asked Jan 16 in Psychology

0 votes

1 answer 22 views

What are the limitations of the behavioural approach?

asked Jan 13 in Psychology

0 votes

1 answer 14 views

What is the release of particles and/or energy from the nucleus of an atom described as?

asked Jan 7 in Science

...