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bogdanovich [222]
1 year ago
15

Based on the solubility observations, which of the following pairs of cations could be distinguished by the addition of sodium c

hloride to the solutions?iron and calcium.
Chemistry
1 answer:
Licemer1 [7]1 year ago
7 0

Based on the solubility observations, barium & aluminum could be distinguished by the addition of sodium chloride to the solutions.

<h3>What happens when NaCl is added to a solution?</h3>
  • The ionic link that held sodium and chloride ions together is broken when water molecules force the ions apart.
  • The sodium and chloride atoms are encircled by water molecules after the salt compounds are separated. After that, the salt dissolves and forms a homogenous solution.
  • In order to keep patients from dehydrating, sodium chloride, an important nutrient, is employed in healthcare. It is employed as a spice to improve flavor and as a food preservative. Additionally, sodium chloride is employed in the production of polymers and other goods. Additionally, it is used to de-ice sidewalks and roadways.
  • Adding water to sodium chloride results in a physical change because no new product is created.

Learn more about sodium chloride added to a solution refer to :

brainly.com/question/28092739

#SPJ4

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The volume of a gas at 17.5 psi decreases from 1.8L to 750mL. What is the new pressure of the gas in arm?
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Answer:

P₂ = 2.88 atm

Explanation:

Given data:

Initial volume of gas = 1.8 L

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Solution:

We will convert the units first:

Initial pressure = 17.5  /14.696 = 1.2 atm

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The given problem will be solved through the Boly's law,

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Mathematical expression:

P₁V₁ = P₂V₂

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V₂ = final volume  

Now we will put the values in formula,

P₁V₁ = P₂V₂

1.2 atm × 1.8 L =  P₂  ×0.75 L

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P₂ = 2.88 atm

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