Questions by SoniaSilvest

0 votes

1 answer 29 views

Calculate the standard enthalpy change for the reaction between [Fe(H2O)6]2+ and 2Cl- ions to produce [FeCl4]2- complex ion given that the enthalpy of formation for [FeCl4]2- is -392 kJ/mol and the enthalpies of hydration for Fe2+ and Cl- ions are -340 kJ/mol and -381 kJ/mol, respectively.

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 77 views

How can we increase the interest and engagement of high school students in chemistry to improve their academic performance and future career prospects in the field?

asked Jan 30 in Chemical education

0 votes

1 answer 41 views

A 0.1 M solution of ammonia (NH3) has a pH of 11.64 at room temperature. If sodium hydroxide (NaOH) is added to this solution such that the concentration of OH- ions becomes 0.01 M, what will be the new pH of the solution? (Assume that the dissociation of water can be ignored)

asked Jan 22 in Chemical equilibrium

0 votes

1 answer 29 views

What was the aim of the Rosenhan Experiment?

asked Jan 20 in Psychology

0 votes

1 answer 45 views

Like quarks, gluons may be confined to systems having a total color of what?

asked Dec 31, 2024 in Science

0 votes

1 answer 53 views

Does blood flow increase or decrease when blood vessels constrict?

asked Dec 30, 2024 in Science

...