reagents inside a simple calorimeter. The outside of the calorimeter is made of an aluminum cup with a mass of 81.0g. There is 136g of water inside the calorimeter. The temperature of the entire calorimeter increases from 20.0°C to 22.9°C. What is the molar enthalpy of reaction, in kJ/mol, with respect to the unknown?

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22.68g of an unknown sample, with a molar mass of 53.90g/mol, reacts with excess
reagents inside a simple calorimeter.
The outside of the calorimeter is made of an aluminum cup with a mass of 81.0g.
There is 136g of water inside the calorimeter. The temperature of the entire
calorimeter increases from 20.0°C to 22.9°C.
What is the molar enthalpy of reaction, in kJ/mol, with respect to the unknown?
Transcribed Image Text:22.68g of an unknown sample, with a molar mass of 53.90g/mol, reacts with excess reagents inside a simple calorimeter. The outside of the calorimeter is made of an aluminum cup with a mass of 81.0g. There is 136g of water inside the calorimeter. The temperature of the entire calorimeter increases from 20.0°C to 22.9°C. What is the molar enthalpy of reaction, in kJ/mol, with respect to the unknown?
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