Recent activity by JonathanTurn

1 answer 34 views

Determine the standard enthalpy of formation of ethanol (C2H5OH) given the following information: 1. The combustion of 1 mole of ethanol yields 1367 kJ of heat.2. The standard enthalpy of formation for CO2(g) and H2O(l) are -393.5 kJ/mol and -285.8 kJ/mol, respectively.

answered 6 days ago in Chemical thermodynamics

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How does changing the reactant concentration affect the rate constant of a complex reaction mechanism, and can this relationship be used to predict changes in the overall reaction rate?

answered Feb 3 in Chemical kinetics

1 answer 54 views

Calculate the heat of formation of methane (CH4) given the following values: - The standard enthalpy of combustion of methane is -890.3 kJ/mol- The bond energies are as follows: C-H = 413 kJ/mol and C-C = 348 kJ/mol.

answered Jan 23 in Chemical bonding

1 answer 75 views

What is the correct IUPAC name for the following organic compound? CH3CH2CH(CH3)CH=CH2

answered Jan 21 in Organic Chemistry

0 answers 23 views

When did Neyman propose the use of confidence intervals?

asked Jan 17 in Psychology

1 answer 25 views

According to the self-perception theory, what is the effect of external factors on attitude?

asked Jan 17 in Psychology

1 answer 34 views

Where might a cross-cultural psychologist look for the cause of cultural differences in mental health?

asked Jan 17 in Psychology

1 answer 33 views

What is the Positive Organisational Scholarship Theory?

asked Jan 16 in Psychology

1 answer 61 views

What is the behavioural model of depression?

asked Jan 14 in Psychology

1 answer 9 views

What kind of rays can travel thousands of meters through air and can penetrate and damage cells deep inside the body?

asked Jan 7 in Science

1 answer 53 views

What kind of plants do not need adaptations for absorbing, transporting, and conserving water?

asked Jan 7 in Science

1 answer 29 views

Animal starch, called glycogen, is stored in the liver and where else?

answered Dec 30, 2024 in Science

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