Questions by VetaFunk053

0 votes

1 answer 38 views

Calculate the standard enthalpy change for the dissolution of 5 grams of ammonium chloride (NH4Cl) in water, given that the molar enthalpy of dissolution of NH4Cl is -340.0 kJ/mol. The molar mass of NH4Cl is 53.49 g/mol and the density of water is 1.00 g/mL.

asked 2 days ago in Chemical thermodynamics

0 votes

1 answer 53 views

What is the effect of different types of catalysts (such as homogenous and heterogeneous catalysts) on the rate of a specific reaction, and how can this be practically applied in industrial processes?

asked 4 days ago in Physical Chemistry

0 votes

1 answer 19 views

According to Fechner's Law, how does perceived intensity change with changes in physical intensity?

asked Jan 20 in Psychology

0 votes

1 answer 25 views

According to social constructionism, why do gender roles and expectations change over time?

asked Jan 17 in Psychology

0 votes

1 answer 18 views

Compare the biological and psychological approaches to the evaluation of psychopharmaceuticals.

asked Jan 16 in Psychology

0 votes

1 answer 24 views

What is the study of macroscopic properties, atomic properties, and phenomena in chemical systems?

asked Jan 7 in Science

0 votes

1 answer 14 views

If an atom gains electrons, it becomes what?

asked Dec 30, 2024 in Science

0 votes

1 answer 18 views

What are the most abundant unicellular algae in the oceans?

asked Dec 27, 2024 in Science

...