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Virty [35]
2 years ago
12

Which statements describe the relationship between the area and the bioversity

Chemistry
1 answer:
AveGali [126]2 years ago
3 0

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A gas occupies the volume of 215ml at 15C and 86.4kPa?
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Answer:

About 0.1738 liters

Explanation:

Using the formula PV=nRT, where p represents pressure in atmospheres, v represents volume in liters, n represents the number of moles of ideal gas, R represents the ideal gas constant, and T represents the temperature in kelvin, you can solve this problem. But first, you need to convert to the proper units. 215ml=0.215L, 86.4kPa is about 0.8527 atmospheres, and 15C is 288K. Plugging this into the equation, you get:

0.8527\cdot 0.215=n \cdot 0.0821 \cdot 288\\n\approx 7.754 \cdot 10^{-3}

Now that you know the number of moles of gas, you can plug back into the equation with STP conditions:

1V=7.754 \cdot 10^{-3} \cdot 0.0821 \cdot 273\\V\approx 0.1738L

Hope this helps!

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3 years ago
9. Diamonds and quartz crystals look very similar but diamonds cost considerably
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Natural diamonds are made very deep within earth's surface where high temperatures and pressure exist naturally, thus making them much more difficult to obtain, and making them a more expensive option that Swarovski Crystal.
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What type of chemical reaction is oil spills?
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Decomposition, because the oil eventually breaks down bc of bacterias and evaporate into the ocean!
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Animal and plant cells all have the following organelles
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What is a synthetic reaction?​
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