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Bad White [126]
3 years ago
9

Hi i need hel does any one know what P3N2 means ??? .-.

Chemistry
1 answer:
BaLLatris [955]3 years ago
5 0
P=phosphorus
N=nitrogen
P3N2 is triphosphorus dinitrogen (a covalent compound)
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A substance is matter that has a definite composition.<br> TRUE or FALSE?
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Answer: false

Explanation:

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3 years ago
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One method of removing phosphate from wastewater effluents is to precipitate it with aluminum sulfate. A plausible stoichiometry
Viktor [21]

Answer: The equation is written below.

Explanation:

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8 0
2 years ago
Calculate the solubility of carbon dioxide at 400 kPa.
BaLLatris [955]

The solubility of carbon dioxide at 400 kPa  at room temperature is ;

( B ) 0.61 CO2/L

<u>Given data </u>

pressure of CO₂ = 400 Kpa = 3.95 atm

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Solubility = pressure * Kh value of CO₂

                = 3.95 atm * 3.3 * 10⁻² mol / L.atm

                = 0.13 mol/l  CO₂

                = 0.61 CO₂ / L

Hence we can conclude that the solubility of CO₂ at 400 kPa is 0.13 mol/l  CO₂.

Learn more about solubility : brainly.com/question/23946616

From the options the closest answer is ( B ) 0.61 CO₂ / L

7 0
2 years ago
Which activity might help to increase the validity of this experiment?
MArishka [77]
A should be the answer because the more you test an experiment the more data you have to rely on changing the experiment would cause you to have different outcomes making the results different and unreliable so B, C, and D is not going to be the answer Hope this helps
5 0
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Gress.
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Answer:

true

Explanation:

the small car also has gravity making it heavy

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