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Calculate the standard enthalpy change for the phase transition reaction of solid carbon dioxide (dry ice) to gaseous carbon dioxide at 298 K and 1 atm pressure, given that the standard enthalpy of sublimation of solid carbon dioxide is 25.2 kJ/mol.

answered 2 days ago in Chemical thermodynamics

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When is operant conditioning used to modify behaviour?

asked Jan 20 in Psychology

1 answer 5 views

Please compare cultural variations in depression prevalence.

answered Jan 17 in Psychology

1 answer 53 views

According to the psychodynamic model, what is the cause of depression?

answered Jan 16 in Psychology

1 answer 26 views

What is the difference between an emotion and a feeling?

answered Jan 14 in Psychology

1 answer 9 views

Which type of muscle is most common in the human body?

asked Jan 8 in Science

1 answer 16 views

What property of certain states of matter can be given in units of millimeters of mercury?

answered Jan 7 in Science

1 answer 25 views

What is the name of a joint in which one bone rotates in relation to another bone?

asked Jan 7 in Science

1 answer 26 views

In a food chain, only about 10 percent of what passes to the next level?

asked Dec 30, 2024 in Science

1 answer 29 views

How many limbs do all mammals have?

answered Dec 30, 2024 in Science

1 answer 25 views

Antacids are bases that neutralize what in the digestive tract?

asked Dec 30, 2024 in Science

1 answer 25 views

In earthworms, the skin serves as what type of organ?

asked Dec 27, 2024 in Science

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