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iogann1982 [59]
3 years ago
12

Substance Specific Heat Capacity J/Kgo C Ammonia 4700 Ethanol 2440 Gasoline 2220 Water 4186 A liquid has a mass of 18.39g. If 65

5J of heat are required to change the temperature from 32.8oC to 18.2oC, what is the identity of the liquid? A) ammonia B) ethanol C) gasoline D) water
Chemistry
1 answer:
FinnZ [79.3K]3 years ago
6 0

Answer:

B) ethanol

Explanation:

I got a 100% on my test plus its the answer on usatestprep

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Explanation:

1. The balanced equation for the reaction. This is illustrated below:

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This is illustrated below:

From the balanced equation above,

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Since lesser amount of O2 (i.e 3 moles) than what was given (i.e 4 moles) is needed to react completely with 4 moles of FeCl3, therefore FeCl3 is the limiting reactant and O2 is the excess reactant.

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From the balanced equation above,

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