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Ksenya-84 [330]
4 years ago
13

Which substance is an electrolyte 1) CCl4 2)SiO2 3)C6H12O6 4) H2SO4

Chemistry
1 answer:
Elena L [17]4 years ago
5 0
Electrolyte is any species which when dissolved in solvent particularly water dissociates into cations and anions. Electrolytes are conductors of electricity. In given options;

CCl₄ (Tetrachloromethane) is a covalent compound. And it doesn't dissociate to any cation or anion. So it is not electrolyte.

SiO₂ (Silicon Dioxide) is also covalent in nature and exist in giant framework. It is not electrolyte.

Glucose (C₆H₁₂O₆) is also covalent compound. And doesn't produced any ion in water, hence it is not electrolyte.

H₂SO₄ (Sulfuric acid) is Electrolyte. When it is dissolved in water it produces H⁺ and SO₄²⁻ ions as follow,

                                 H₂SO₄    →      2 H⁺ ₍aq₎    +   SO₄²⁻ ₍aq₎

Result:
               H₂SO₄ is electrolyte.
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Answer:

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Explanation:

Three ways can be distinguished by which genes evolve, and by proteins: mutation, duplication and shuffling of domains. When differences between homologous protein sequences are observed, these differences change to do with the way of life of the organism, an example of this, bacteria that live in hot springs at very high temperatures have proteins with a very high denaturation temperature, and these proteins are usually richer in cysteines. On the other hand, the fact that in positions of the sequences they remain unchanged (preserved positions), means that these have a special importance for the maintenance of the structure or function of the protein and its modification has not been tolerated throughout of evolution

8 0
3 years ago
Which situation describes the best example of rotational motion?
Delvig [45]

Answer:

I believe that the best example of rotational motion is : B. The wheel spins as long as the hamster keeps running.

Explanation:

Rotational motion refer to a rotation movement, which means the main axis point stays the same.

6 0
3 years ago
Read 2 more answers
Classify which compounds will dissolve in water and which ones will not dissolve in water.
vredina [299]

Answer:

Dissolves in water: Acetone, 1-propanol, Methanol

Do not dissolve in water: Hexane, Decane

Explanation:

From the principle that like dissolves like,polar substances will dissolve in polar solutions, while non-polar substances will dissolve in non-polar substances.

Water is a polar solution, therefore, polar substances will dissolve in it.From the given options:

Acetone is a polar molecule, therefore, it will dissolve in water.

1-propanol is a polar molecule, therefore, it will dissolve in water.

Hexane is a non-polar molecule, therefore, it will not dissolve in water.

Methanol is a polar molecule, therefore, it will dissolve in water.

Decane is a non-polar molecule, therefore, it will not dissolve in water

6 0
3 years ago
The points labeled on the chart below represent the approximate size of Earth, the Milky Way, the Moon, and the Sun. The approxi
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W maybe, but where is the diagram?

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3 years ago
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Explain how you would determine the amount of g in 1.7 mol of Al(OH)2 and give your answer.
krok68 [10]

Answer:

103.7 grams

Explanation:

Al(OH)_{2}

Al: 1 * 26.98 = 26.98

O: 2 * 16.00 = 32.00

H: 2 * 1.01 = 2.02

26.98 + 32.00 + 2.02 = 61.00

\frac{1.7mol}{1} * \frac{61.00g}{1mol} = 103.7 grams of Al(OH)_{2}

6 0
3 years ago
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