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OleMash [197]
3 years ago
5

Freé point

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​
Chemistry
2 answers:
gladu [14]3 years ago
5 0

Answer

Tq so much.

Pls follow me and Mark as brainliest Plsssssssss

Leya [2.2K]3 years ago
4 0

Answer:

Thank you so much.

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If 9.9L of helium are in a tire at 303k,how many liters will be present at 403k if the pressure is held constant.
Slav-nsk [51]

Answer:

Final volume, V2 = 13.18 Liters

Explanation:

<u>Given the following data;</u>

Initial volume = 9.9 L

Initial temperature = 303 K

Final temperature = 403 K

To find the final volume, we would use Charles law;

Charles states that when the pressure of an ideal gas is kept constant, the volume of the gas is directly proportional to the absolute temperature of the gas.

Mathematically, Charles' law is given by the formula;

VT = K

\frac{V_{1}}{T_{1}} = \frac{V_{2}}{T_{2}}

Where;

  • V1 and V2 represents the initial and final volumes respectively.
  • T1 and T2 represents the initial and final temperatures respectively.

\frac{V1}{T1} = \frac{V2}{T2}

Making V2 as the subject formula, we have;

V_{2}= \frac{V1}{T1} * T_{2}

V_{2}= \frac{9.9}{303} * 403

V_{2}= 0.0327 * 403

<em>Final volume, V2 = 13.18 Liters</em>

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3 years ago
if a geologist found two fossils of different species buried next to each other in a rock layer, he or she might hypothezise tha
vaieri [72.5K]
This would be true.

The reason why this answer would be true is because a fossil's position in the rock layers determine how long they died and were preserved. If the fossils were right next to each other, then that means both organisms were preserved at the same time.
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During the hot summer days, there is a lot more water in the air. This is due to which change of state?
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Which object in the solar system is shown in the image? (15 points)
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Answer:

its an asteroid

and it seems to be same as picture and what I knew

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stealth61 [152]

Answer:

The goal of Science is to expand knowledge.

Explanation:

3 0
3 years ago
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