Recent activity by DelFannin06

1 answer 25 views

How can limited access to laboratory equipment and chemicals be overcome to encourage more hands-on experimentation in chemistry education?

asked 13 hours ago in Chemical education

1 answer 60 views

How can you use potentiometry to determine the concentration of chloride ions in a seawater sample collected from the Atlantic Ocean off the coast of Miami, Florida? What is the sensitivity of your measurement and how does the measured concentration compare to the typical range for chloride ion concentration in seawater?

asked 6 days ago in Analytical Chemistry

1 answer 52 views

Calculate the enthalpy change when 2.5 moles of methane gas is completely burned in excess oxygen gas if the enthalpy of formation of methane is -74.8 kJ/mol and the enthalpy of formation of water is -285.8 kJ/mol, and the enthalpy of formation of carbon dioxide is -393.5 kJ/mol.

asked Jan 23 in ThermoChemistry

1 answer 20 views

According to the arousal theory of motivation, what is the relationship between arousal and performance?

answered Jan 20 in Psychology

1 answer 5 views

According to Noam Chomsky, how do children acquire language?

asked Jan 17 in Psychology

1 answer 25 views

According to the humanistic theory, what is anxiety?

asked Jan 17 in Psychology

1 answer 13 views

What is the difference between demand characteristics and experimenter bias?

asked Jan 15 in Psychology

1 answer 48 views

Who developed the theory of Ethnomethodology?

answered Jan 15 in Psychology

1 answer 8 views

What is the Asch conformity experiment?

answered Jan 14 in Psychology

1 answer 62 views

What is the term for the force exerted by circulating blood on the walls of blood vessels?

asked Jan 7 in Science

1 answer 21 views

What is the name of a branch of the chemistry that deals with the interconversion of chemical energy and electrical energy?

answered Jan 7 in Science

1 answer 49 views

The periodic table is one of the cornerstones of chemistry because it organizes all the known elements on the basis of their what?

answered Jan 2 in Science

1 answer 30 views

Producing sperm and secreting testosterone are the main functions of what system?

asked Dec 31, 2024 in Science

1 answer 9 views

Hagfishes have a skull made of what?

answered Dec 27, 2024 in Science

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