Questions by LeonardVande

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1 answer 28 views

Find the standard enthalpy change for the reaction: 2C2H5OH(l) + 9O2(g) --> 6CO2(g) + 8H2O(l) given the following information: Standard enthalpy of formation (ΔHfº) of C2H5OH(l) = -277 kJ/mol Standard enthalpy of formation (ΔHfº) of CO2(g) = -393.5 kJ/mol Standard enthalpy of formation (ΔHfº) of H2O(l) = -285.8 kJ/mol Assume that the reaction occurs at standard conditions.

asked 1 day ago in Chemical thermodynamics

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1 answer 53 views

What is the difference in reactivity between carboxylic acids and acid chlorides towards nucleophilic substitution reactions, and what factors affect their reactivity?

asked 5 days ago in Organic Chemistry

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1 answer 18 views

According to the opponent process theory, what causes the color afterimage effect?

asked Jan 20 in Psychology

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1 answer 22 views

How can discursive psychology be applied in practical settings?

asked Jan 16 in Psychology

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1 answer 27 views

According to the ecological psychology theory, how do we perceive our environment?

asked Jan 15 in Psychology

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1 answer 28 views

The length of the sloped surface of a ramp is referred to as what?

asked Jan 2 in Science

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1 answer 30 views

Enzymes speed up the rate of a specific chemical reaction and is therefore known as what?

asked Dec 30, 2024 in Science

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