Recent activity by FrancisCropp

1 answer 21 views

Calculate the standard enthalpy change of the oxidation of hydrogen gas (H2) to form water (H2O) at 298 K, given that the standard enthalpy of formation of water is -285.8 kJ/mol and the bond dissociation enthalpy of the H-H bond is 436 kJ/mol.

asked 2 days ago in ThermoChemistry

1 answer 46 views

How does the pH of acid rain affect the growth and health of plants in affected areas, and what chemical mechanisms are involved in this process?

answered 6 days ago in Environmental Chemistry

1 answer 43 views

A sample of an unknown inorganic compound contains 44.44% magnesium, 22.22% sulfur, and 33.33% oxygen by mass. Determine the empirical formula of the compound. If the molar mass of the compound is 120 g/mol, what is its molecular formula?

asked Jan 22 in Inorganic Chemistry

1 answer 21 views

According to the attentional bias theory, what is attentional bias?

asked Jan 17 in Psychology

1 answer 12 views

Please compare discriminant validity and convergent validity.

answered Jan 15 in Psychology

1 answer 22 views

Why is it important to base psychological theories on empirical evidence?

asked Jan 15 in Psychology

1 answer 27 views

Who proposed the embodied cognition theory?

answered Jan 15 in Psychology

1 answer 35 views

What are SMART goals?

answered Jan 14 in Psychology

1 answer 71 views

What is the decay theory of forgetting?

asked Jan 14 in Psychology

1 answer 25 views

What organ is the hypothalamus a part of?

answered Jan 7 in Science

1 answer 18 views

What force is caused by microscopic bumps, lumps, and imperfections colliding?

answered Jan 6 in Science

1 answer 29 views

Parenchymal, collenchymal, and sclerenchymal cells are associated with what types of living things?

asked Dec 31, 2024 in Science

1 answer 15 views

Like the mitochondria, chloroplasts have their own dna and ribosomes, but chloroplasts have an entirely different function. chloroplasts are plant cell organelles that carry out what?

answered Dec 31, 2024 in Science

1 answer 19 views

Each new horizontal row of the periodic table corresponds to the beginning of a new period because a new principal energy level is being filled with what?

asked Dec 30, 2024 in Science

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