Recent activity by April242096

1 answer 42 views

Calculate the heat of formation of water (H2O) given the following bond energies: H-H = 436 kJ/mol, O-H = 463 kJ/mol.

asked Jan 23 in Chemical bonding

1 answer 45 views

Calculate the effect of adding a catalyst on the equilibrium position of the following redox reaction: Fe2+(aq) + H2O2(aq) + 2H+(aq) ⇌ Fe3+(aq) + 2H2O(l) If a catalyst is added to the reaction mixture, what will be the new equilibrium constant (Kc)? And how will the addition of a catalyst affect the value of Kc?

asked Jan 23 in Chemical equilibrium

1 answer 5 views

Who is known for the first law of psychophysics?

answered Jan 17 in Psychology

1 answer 17 views

Compare the effectiveness of different classes of antidepressants in treating depression.

asked Jan 16 in Psychology

1 answer 22 views

What is the difference between classical conditioning and operant conditioning?

asked Jan 13 in Psychology

1 answer 42 views

Who discovered that the andromeda nebula is over 2 million light years away

asked Jan 8 in Science

1 answer 39 views

Which kinds of cells have nuclei and other membrane bound organelles?

answered Jan 8 in Science

1 answer 14 views

When fertilizer ends up in bodies of water, the added nutrients cause excessive growth referred to as what, which can render the water unfit for human consumption or recreation?

answered Jan 8 in Science

1 answer 8 views

What is the most significant cause of respiratory disease as well as cardiovascular disease and cancer?

answered Jan 7 in Science

1 answer 22 views

What is an atom or group of bonded atoms that has a positive or negative charge?

asked Jan 6 in Science

1 answer 20 views

What cycle completes the breakdown of glucose begun in glycolysis?

answered Jan 6 in Science

1 answer 43 views

The cytoskeleton crisscrosses the cytoplasm, this gives what to the cell?

asked Dec 31, 2024 in Science

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