Questions by BernieMagee

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1 answer 56 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

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1 answer 40 views

How can Erikson's stages of psychosocial development be evaluated?

asked Jan 16 in Psychology

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1 answer 37 views

The phase transition of a substance changing from a liquid state to a gaseous state is an example of what?

asked Jan 2 in Science

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1 answer 37 views

For feeding, the head contains one pair of mandibles and two pairs of what?

asked Dec 30, 2024 in Science

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1 answer 32 views

An example of irreversible denaturation of what substance occurs to the liquid albumin when an egg is fried?

asked Dec 30, 2024 in Science

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1 answer 41 views

What do you call an incomplete outer shell of an atom?

asked Dec 27, 2024 in Science

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