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pashok25 [27]
3 years ago
15

Hi do you know this?​

Chemistry
2 answers:
tankabanditka [31]3 years ago
8 0
It’s the second answer choice
AURORKA [14]3 years ago
6 0

Answer:

2

Explanation

It seems logical

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a 5.00 l air sample has a pressure of 107 kpa at a temperature of -50.0 C. if the temperature is raised to 102 C and the volume
Murljashka [212]
You have to use the combined gas law (P₁V₁/T₁=P₂V₂/T₂) and solve for P₂ to get P₂=P₁V₁T₂/T₁V₂.

You need to convert all of the temperature values into terms of Kelvin so -50°C turns into 223K and 102°C turns to 375K.  After you make that conversion you can just plug in all of the values into the idea gas law and you should get P₂=228.5kpa.

I hope this helps.  Let me know if anything is unclear.


4 0
3 years ago
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Why is the ideal gas law useful although ideal gases do not exist
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I think it would be useful because then a gas station would have to save gas, instead of selling it all. But, for this question Im not to sure. Is this a multiple choice question_ 

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3 years ago
If you want to prepare 2.00 L of a 0.800 M NaNO_3 solution from a NaNO_3 stock solution that is 1.5 M in concentration, how many
Leya [2.2K]

1066.7 ml of the stock solution must start with, preparing 2.00 L of a 0.800 M NaNO3 solution.

<h3>What is volume?</h3>

Volume is the space occupied by a three-dimensional object.

By the formula \rm M_1V_1= M_2V_2

M1 is the initial molarity, 1.5 M

M2 is the final molarity, 0.800 M

V1 is the initial volume

V2 is the final volume, 2.00 L

Putting the values in the equation

\rm 1.5\;M \times V_1= 0.800\;M \times 2.00\;L\\\\V_1 = \dfrac{ 0.800\;M \times 2.00\;L}{1.5\;M} = 1066.7\;ml

Thus, the initial volume is 1066.7 ml

Learn more about volume

brainly.com/question/1578538

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What you were given is the balanced chemical equation
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