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Author Question: A beaker contains 115 g of ethanol at 18.2C. If the ethanol absorbs 1125 J of heat without losing ... (Read 67 times)

olivia_rose

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Question 1

A 22.0 g block of copper at 45°C  absorbs 2.50 kJ of heat. Given the specific heat of Cu is 0.385 J/g·°C what will be the final temperature of the Cu?
◦ 45°C
◦ 340.°C
◦ 295°C
◦ 30.°C
◦ 250.°C

Question 2

A beaker contains 115 g of ethanol at 18.2°C. If the ethanol absorbs 1125 J of heat without losing heat to the surroundings, what will be the final temperature of the ethanol? The specific heat of ethanol is 2.46 J/g⋅°C.
◦ 4.08°C
◦ 14.1°C
◦ 18.4°C
◦ 22.2°C
◦ 36.4°C


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Marked as best answer by olivia_rose on Nov 5, 2023

KAyteeBee1129

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olivia_rose

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Reply 2 on: Nov 5, 2023
Excellent


kusterl

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Reply 3 on: Yesterday
Gracias!

 

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