Recent activity by DevonGreeves

1 answer 47 views

Calculate the enthalpy of combustion for sucrose (C₁₂H₂₂O₁₁) given that 5.25 g of sucrose were burned in a bomb calorimeter and the temperature rose by 2.75 °C. The heat capacity of the calorimeter is 20.45 kJ/°C.

answered Jan 23 in ThermoChemistry

1 answer 51 views

A student needs to calculate the efficiency of an electrochemical cell that has a potential difference of 1.5 volts and a current of 0.5 amperes passing through it, with the help of Faraday's Law. If the electrode reaction produces chlorine gas with a Faraday efficiency of 79%, and the overall voltage efficiency of the cell is 85%, what is the efficiency of the electrochemical cell?

asked Jan 22 in ElectroChemistry

1 answer 20 views

What is the 'Social Dominance Theory'?

asked Jan 15 in Psychology

1 answer 50 views

What is forgetting?

answered Jan 15 in Psychology

1 answer 20 views

What is acculturation?

answered Jan 14 in Psychology

1 answer 19 views

What forms when a glacier scrapes a large hole in the ground?

asked Jan 6 in Science

1 answer 21 views

What does the blue color of the pulmonary arteries reflect?

asked Jan 6 in Science

1 answer 21 views

How does the core of the sun radiate energy?

answered Dec 30, 2024 in Science

1 answer 17 views

Fractures, rickets, and osteoarthritis all affect what part(s) of the body?

answered Dec 30, 2024 in Science

1 answer 26 views

Fossil fuels and coal are examples of what kind of resources?

asked Dec 30, 2024 in Science

1 answer 7 views

What is stored and concentrated in the gallbladder?

answered Dec 27, 2024 in Science

1 answer 53 views

What is liquid water falling from the sky called?

answered Dec 27, 2024 in Science

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