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Rasek [7]
2 years ago
11

1. MgCO,→ MgO +Co, is an example of a

Chemistry
1 answer:
natta225 [31]2 years ago
8 0

Answer:

1. Decomposition Reaction

2. Combustion Reaction

3. Synthesis Reaction

4. Synthesis Reaction

5. Decomposition Reaction

6. Replacement Reaction

*It was a little hard reading the format of each question as there were some important missing aspects.*

Explanation:

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Which basic property of a single water molecule accounts for all of its special features, including adhesion and cohesion, its a
svetlana [45]
The property is its polarity (or hydrogen bonds)
7 0
3 years ago
how to identify amphiprotic compounds, if i give you the chemical structure or name of the compound/molecule.
Sonja [21]

Amphiprotic compounds are able to both donate and accept a proton.

Amphiprotic compounds contain a hydrogen atom and lone pair of valence electron.

For example, HSO₃⁻ (hydrogen sulfate ion) is an amphiprotic compound.

Balanced chemical equation for reaction when HSO₃⁻ donate protons to water:

HSO₃⁻(aq) + H₂O(l) ⇄ SO₄²⁻(aq) + H₃O⁺(aq).

Ka = [SO₄²⁻] · [H₃O⁺] / [HSO₃⁻]

Balanced chemical equation for reaction when HSO₃⁻ accepts protons from water:

HSO₃⁻(aq) + H₂O(l) ⇄ H₂SO₄(aq) + OH⁻(aq).

Kb = [H₂SO₄] · [OH⁻] / [HSO₃⁻]

Water (H₂O), amino acids, hydrogen carbonate ions (HCO₃⁻) are examples of amphiprotic species.

Another example, water is an amphiprotic substance:

H₂O + HCl → H₃O⁺ + Cl⁻

H₂O + NH₃ → NH₄⁺ + OH⁻

More about amphiprotic compounds: brainly.com/question/3421406

#SPJ4

7 0
1 year ago
Which of the following is a strong acid?
Leokris [45]

Answer:

A) HCI( hydrochloric acid)

Explanation:

HCI is a strong acid because it has more number of hydrogen ions whereas acetic acid contains less number of hydrogen ions so its a weak acid

3 0
2 years ago
A sample from one of Earth's oceans has a salinity of 34. What is the concentration of dissolved salts in this sample of seawate
11Alexandr11 [23.1K]

Answer:

Concentration of dissolved salts = 34,038.76 ppm

Explanation:

Given:

Salinity of ocean water = 34

Find:

Concentration of dissolved salts

Computation:

Salinity of ocean water = 34 g/l

1g/l = 1001.14 ppm

Concentration of dissolved salts = 1001.14 ppm x 34

Concentration of dissolved salts = 34,038.76 ppm

3 0
3 years ago
PUTTING MAX POINTS
Delicious77 [7]
The first one is correct because one mole of oxygen is half of 2O2 so it is half of the energy


it absorbs because the negative sign indicates energy taken inside

hope this helps
8 0
2 years ago
Read 2 more answers
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