Questions by EzequielKrug

0 votes

1 answer 26 views

Calculate the standard enthalpy change for the vaporization reaction of 25.0 g of water at its boiling point of 100°C using the following information: the molar heat of vaporization of water is 40.7 kJ/mol and the molar mass of water is 18.015 g/mol.

asked Feb 3 in Chemical thermodynamics

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1 answer 51 views

Calculate the bond energy of carbon-hydrogen bond in methane (CH4) given that the enthalpy change of combustion for methane is -890 kJ/mol and the enthalpy change for breaking carbon-hydrogen bonds is 413 kJ/mol.

asked Jan 23 in Chemical reactions

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1 answer 38 views

Who developed the theory of depth perception?

asked Jan 15 in Psychology

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1 answer 47 views

What is the relationship between emotions and memory?

asked Jan 13 in Psychology

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