Questions by WilmaHcd4413

0 votes

1 answer 24 views

Calculate the standard enthalpy change for the reaction of the combustion of liquid ethylene glycol $(C_2H_6O_2)$ when 500g of the compound is burned completely with excess oxygen gas, given the enthalpies of formation of $CO_2$ (-393.5 kJ/mol), $H_2O$ (-285.8 kJ/mol), and $C_2H_6O_2$ (-694.3 kJ/mol).

asked 2 days ago in Chemical thermodynamics

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1 answer 67 views

What is the composition of a commercial sample of aspirin, and what are the concentrations of its impurities, if any, determined by liquid chromatography analysis?

asked 6 days ago in Analytical Chemistry

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1 answer 27 views

Where does the debate between nature and nurture theories take place?

asked Jan 20 in Psychology

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1 answer 6 views

Why is it important to have boundaries in friendships?

asked Jan 17 in Psychology

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1 answer 6 views

What is the role of cognitive psychology in AI design?

asked Jan 17 in Psychology

+1 vote

1 answer 54 views

How did Susan Blackmore's research with OBEs inform our understanding of consciousness?

asked Jan 17 in Psychology

0 votes

1 answer 29 views

What phenomenon is crowding out other species and making all the other causes of extinction worse?

asked Jan 7 in Science

0 votes

1 answer 29 views

What part of the body does the mycobacterium tuberculosis bacterium usually attack?

asked Jan 7 in Science

0 votes

1 answer 38 views

A basic function of cells includes obtaining what from glucose?

asked Dec 30, 2024 in Science

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