Recent activity by KathieCanfie

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Calculate the lattice energy of CaO given the following information: the enthalpy of formation of CaO is -635 kJ/mol, the ionization energy of Ca is 590 kJ/mol, the electron affinity of O is -141 kJ/mol, and the Ca–O bond length is 2.23 Å.

answered Jan 23 in Inorganic Chemistry

1 answer 39 views

Determine the oxidation state of the transition metal in potassium manganate (VII) and explain how you arrived at your answer.

asked Jan 21 in Inorganic Chemistry

1 answer 5 views

What is the oxidation state of the iron atom in FeSO4?

answered Jan 21 in Inorganic Chemistry

1 answer 43 views

According to the psychodynamic theory, what are the three levels of consciousness?

answered Jan 20 in Psychology

1 answer 23 views

Where do discursive psychologists look for evidence when studying language?

answered Jan 15 in Psychology

1 answer 38 views

According to Bandura, when does observational learning occur?

asked Jan 15 in Psychology

1 answer 21 views

Who proposed the rejection sensitivity theory of self-esteem?

asked Jan 15 in Psychology

1 answer 40 views

What is the difference between social learning theory and behaviourism?

asked Jan 14 in Psychology

1 answer 24 views

What is the role of the hippocampus in memory?

asked Jan 14 in Psychology

1 answer 45 views

What type of protein is a protein molecule that is attached to, or associated with the membrane of a cell or an organelle?

answered Jan 8 in Science

1 answer 27 views

What gives the plant cell strength and protection?

asked Jan 6 in Science

1 answer 57 views

What does the coefficient in front of an element in a formula indicate?

asked Jan 6 in Science

1 answer 51 views

The leaf chameleon (brookesia micra) was discovered in northern madagascar in 2012. at just over one inch long, it is what?

answered Jan 2 in Science

1 answer 23 views

How many vertebrae make up the human vertebral column?

asked Dec 30, 2024 in Science

1 answer 27 views

Fish hatch into larvae that are different from the adult form of?

answered Dec 30, 2024 in Science

1 answer 17 views

Echinoderms lack what type of system that in humans consists of the brain and spinal cord?

asked Dec 30, 2024 in Science

1 answer 28 views

By what are skeletal muscles attached to bones?

asked Dec 30, 2024 in Science

1 answer 23 views

Combined substances are either compounds or what?

asked Dec 28, 2024 in Science

1 answer 27 views

What causes a small scrap of paper placed on top of the water droplet to float , although the object is denser (heavier) than the water?

asked Dec 28, 2024 in Science

1 answer 30 views

Habitat loss, introduced species, overharvesting, and global change are major threats to what?

answered Dec 27, 2024 in Science

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