Recent activity by WarrenHamm65

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Calculate the standard enthalpy of formation for carbon dioxide (CO2) given the following information: ΔHf° of CO = -26.4 kJ/mol, ΔHf° of O2 = 0 kJ/mol, and ΔH°rxn for the combustion of carbon to form CO2 is -393.5 kJ/mol.

answered 2 days ago in Chemical thermodynamics

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Analyzing the presence and concentration of heavy metals in landfill leachate and determining their impact on groundwater quality: A case study in a selected landfill site.

answered Jan 22 in Environmental Chemistry

1 answer 51 views

A student needs to find the enthalpy of polymerization of ethylene from the enthalpies of combustion of ethylene gas (-1411 kJ/mol) and polyethylene (-5120 kJ/mol). Calculate the enthalpy change, in kJ/mol, for the polymerization of ethylene gas to form polyethylene.

asked Jan 22 in ThermoChemistry

1 answer 6 views

How does the self-concordance model explain positive psychology outcomes?

answered Jan 20 in Psychology

1 answer 57 views

Where was the Asch conformity experiment conducted?

asked Jan 20 in Psychology

1 answer 23 views

How can social support be used for social change?

answered Jan 20 in Psychology

1 answer 28 views

Where does the life-span perspective sit within the aging theories?

answered Jan 16 in Psychology

1 answer 19 views

How is the cultural-historical activity theory used in community psychology?

asked Jan 15 in Psychology

1 answer 7 views

What is the main criticism of the Stanford Prison Experiment?

asked Jan 13 in Psychology

1 answer 22 views

When atomic orbitals hybridize, the valence electrons occupy these?

asked Jan 8 in Science

1 answer 40 views

What refers to the union of a male and female of the same species for reproduction?

answered Jan 7 in Science

1 answer 52 views

What is the gland in the chest behind the breast bone that stores some types of lymphocytes while they mature?

asked Jan 7 in Science

1 answer 4 views

What are electrons lost during the formation of ions called?

asked Jan 2 in Science

1 answer 36 views

The name silicon is derived from the latin word for flint?

answered Jan 2 in Science

1 answer 23 views

The denser regions of the electron cloud are called what?

asked Dec 31, 2024 in Science

1 answer 50 views

A skeleton that consists of hard, mineralized structures located within the soft tissue of organisms is called what?

asked Dec 30, 2024 in Science

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