Answer:
Is there supposed to be options I don't understand the question
Answer:

Explanation:
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In this case, when we have a gas that is undergoing a change in both pressure and temperature, we utilize the Gay-Lussac's equation as shown below:

Thus, since we are given the initial pressure and temperature and the final temperature, we can compute the final pressure as shown below:

So we plug in, by making sure the temperatures are in kelvins, to obtain:

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3) - different volumes
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Sucrose is not very soluble in ethanol; therefore, the particles of sucrose will be visible in the solution containing both sucrose and ethanol.