How much heat is needed to condense 22.25 grams of nitrogen gas at â€""195.8Â°c? the latent heat of vaporization of nitrogen is 199.0 j/g. joules

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30-11-2022
Chemistry

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How much heat is needed to condense 22.25 grams of nitrogen gas at â€""195.8Â°c? the latent heat of vaporization of nitrogen is 199.0 j/g. joules

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Tutorconsortium351 Tutorconsortium351 · Answer 1 · 2022-12-03T09:02:59+01:00

The nitrogen gas will release or lose heat equivalent to its latent heat during condensation. = 4427.75 J.

What is liquid nitrogen's latent heat of vaporization?

The calculated latent heat of LN2 is -5.59 kJmol-1, which is 0.38 kJmol-1 less than the experimental result and 2.38 times the experimental error.

How can you figure out how much heat is in each gram?

The formula: can be utilized to determine energy. Q = mc ∆T. In the equation, Q stands for energy expressed in joules or calories, m for mass expressed in grams, c for specific heat, and T for temperature change, which is the difference between the final temperature and the initial temperature. Water has a specific heat of 1 calorie/gram °C.

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