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Thepotemich [5.8K]
4 years ago
5

Define: 1. acids, 2. strong acids, 3. weak acids.

Chemistry
2 answers:
Reika [66]4 years ago
4 0
H^+ = acid
OH^- = alkaline

Acids have a pH of below 7. The lower the number, the strongest the acid.
Sveta_85 [38]4 years ago
3 0

Answer:

1.substance that releases hydrogen ions when dissolved in water.

2.They ionise completely in water. All acid particles dissocate to release H+ ions

3.An acid that doesnt fully ionise in a soluble.

Small portion of acid particles dissocate to release H+ ions.

Explanation:

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Lons form because the loss of one or more electrons makes
ruslelena [56]

This statement lons form because the loss of one or more electrons makes them less stable than their corresponding atoms; this state requires more energy to maintain is FALSE.

  • An ion forms when an atom loses or gains one more electrons.
  • This loss or gain of electrons causes the ion to gain the stable octet configuration.
  • This stable octet configuration requires less energy to maintain than the corresponding atom.

So, since the stable octet configuration of the ion requires less energy than the corresponding atom, the statement is false.

So, the statement lons form because the loss of one or more electrons makes them less stable than their corresponding atoms; this state requires more energy to maintain is FALSE.

Learn more about ions here:

brainly.com/question/3631272

7 0
3 years ago
If an atom of thorium-234 were to undergo beta emission twice, which atom would result?
AnnZ [28]

Answer:

The answer to your question is  U-234

Explanation:

Data

Thorium-234

beta emission twice

Definition

Beta emission is when a beta particle (electron) is emitted from an atomic nucleus.

First beta emission

                                            ²³⁴₉₀Th   ⇒    ²³⁴₉₁Pa + e⁻

Second beta emission

                                            ²³⁴₉₁ Pa   ⇒  ²³⁴₉₂U  + e⁻

The atom will be Uranium-324

6 0
4 years ago
Read 2 more answers
A student wrote The Following hypothesis if more salt is added to a hypothesis
Hatshy [7]

Answer:

i love adding salt to my hypothesis

Explanation:

4 0
3 years ago
Aqueous solutions of lithium sulfate and calcium nitrate are mixed, forming the precipitate
Mashcka [7]

Answer:

(aq) Li2SO4 + (aq) Ca(NO3)2 --> (s) CaSO4 + (aq) 2LiNO3

Explanation:

Aqueous Lithium Sulfate is Li2SO4

Aqueous Calcium Nitrate is Ca(NO3)2

When they're mixed, we get the double displacement solution Calcium Sulfate and Lithium Nitrate.

Precipitate is solid.

We got solid Calcium Sulfate so the other solution must be aqueous.

CaSO4 (s) --> Calcium Sulfate product

LiNO3 (aq) --> Lithium Nitrate product

We balance equation now. 2 Lithiums total and 2 Nitrates total. (Cuz there are 2 on the other side, 1 here)

4 0
3 years ago
Which of the following statements about catalysts is true ?
Leokris [45]

A.  Organic catalysts are called enzymes.

Explanation:

The true statement of all is that organic catalysts are called enzymes. For example, saliva in the mouth is made up of different enzymes which are secreted in the human body.

  • Catalysts reduces the activation energy and makes reaction proceed very fast. They generally increase the rate of chemical reactions.
  • Catalysts like temperature affects the rate of chemical reaction. Chemical reactions increases as temperature increases.
  • Catalysts in the human body are very useful because they help chemical reactions in the body to proceed at a much faster rate.

Learn more:

Biological catalysts brainly.com/question/8413755

#learnwithbrainly

4 0
3 years ago
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