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melomori [17]
4 years ago
11

Predict the electronegativity of the undiscovered element with Z=119.

Chemistry
1 answer:
Fudgin [204]4 years ago
6 0
I think is clash royal

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When the pressure on the system in increased, the concentration of SO3 will
Masteriza [31]

Answer:

Doubling the volume of the reaction vessel and adding more oxygen to the reaction vessel will change the concentrations and will affect equilibrium concentrations.

Explanation:

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2 years ago
A sample of gas has a volume of 2.0 liters at a pressure of
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X= 2.0atm when u substitute for V1P1=V2P2
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3 years ago
Consider 0.10 M solutions of acetic acid, ammonia, hydrochloric acid, and sodium hydroxide. Rank these solutions in order of inc
Zinaida [17]

Answer:

HCl < CH₃COOH < NH₃ < NaOH

Explanation:

Given compounds:

Acetic acid: CH₃COOH

Ammonia; NH₃

Hydrochloric acid: HCl

Sodium hydroxide: NaOH

All the solutions are of the same molarity which is 0.1M. We need to see how these compounds dissociate to form solutions in order to establish their pH value:

For Acetic acid;

            CH₃COOH + H₂O ⇄ H₃O⁺ + CH₃COO⁻

   Acetic acid is a weak acid and it ionizes slightly in solutions. It would have a pH close to 7

For Ammonia;

       NH₃ + H₂O ⇄ NH₄⁺ + OH⁻

   Ammonia is a weak base and it ionizes slightly in solutions. It sets up an equilibrium in the process. It's would be slightly above 7

For HCl:

               HCl + H₂O → H₃O⁺ + Cl⁻

HCl is a strong acid and ionizes completely in solutions. It has a very low pH

For NaOH:

          NaOH → Na⁺ + OH⁻

  NaOH ionizes also completely in solutions and it breaks down into sodium and hydroxide ions. It is a strong base and it would have a high PH value.

                 HCl < CH₃COOH < NH₃ < NaOH

This is the trend of increasing pH

8 0
3 years ago
Where does the largest percent of water exist on Earth?
Ivanshal [37]

Answer:

97% of earth's water is in the ocean. The rest could be found underground, in glaciers and ice, and in rivers and lakes

3 0
3 years ago
. Cu - Cu2+ + 2e-
zhannawk [14.2K]

Answer:

An oxidation reaction

Explanation:

Only one reaction happened and no reduction occurs.Hence, this the redox reaction does not happen.

6 0
3 years ago
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