Recent activity by LeesaStrub9

1 answer 41 views

Here's a specific problem for the student to solve:If 5 grams of methane (CH4) reacts with 20 grams of oxygen (O2) to produce carbon dioxide (CO2) and water (H2O), which reactant is the limiting reactant and how much of the excess reactant remains after the reaction is complete?

answered 1 day ago in Chemical reactions

1 answer 21 views

Determine the concentration of copper ions in a copper sulfate solution by constructing an electrochemical cell and measuring its voltage using a standard hydrogen electrode.

asked 1 day ago in Physical Chemistry

1 answer 33 views

Describe the factors that contribute to the fluidity of the lipid bilayer of a cell membrane and explain how changes in these factors can affect membrane function.

answered 1 day ago in BioChemistry

1 answer 39 views

Calculate the standard enthalpy change for the dissolution of 10 g of NaOH in 100 mL of water at 25°C if the molar enthalpy of dissolution is -44.5 kJ/mol.

answered 2 days ago in Chemical thermodynamics

1 answer 53 views

How can a lack of diversity in the chemistry field affect the development of innovative ideas and collaborations within the scientific community?

asked 5 days ago in Chemical education

1 answer 26 views

When was the Tversky and Kahneman's Prospect Theory introduced?

asked Jan 20 in Psychology

1 answer 32 views

What is the difference between trauma-focussed and non-trauma-focussed therapy?

answered Jan 20 in Psychology

1 answer 27 views

Who proposed schema theory?

answered Jan 20 in Psychology

1 answer 4 views

Why is the Genain quadruplets study relevant?

asked Jan 17 in Psychology

1 answer 18 views

According to the social cognitive theory, what is the role of stereotypes?

asked Jan 16 in Psychology

0 answers 24 views

What is the most common nutritional problem in adolescence?

asked Jan 15 in Psychology

1 answer 26 views

Who is called the father of genetics?

asked Jan 8 in Science

1 answer 38 views

What do you call a pattern of stars in the night sky?

asked Jan 6 in Science

1 answer 50 views

What are all cells surrounded by?

asked Jan 2 in Science

1 answer 17 views

Most waves strike the shore at an angle. this causes what?

asked Dec 31, 2024 in Science

1 answer 35 views

Low-level exposure of humans to radiation can cause what?

answered Dec 31, 2024 in Science

1 answer 25 views

What is an interesting example of a molecule with two central atoms, which are both c atoms?

answered Dec 28, 2024 in Science

1 answer 20 views

What is a thin layer of bacteria that sticks to a surface?

answered Dec 27, 2024 in Science

...