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3 years ago

What is the name and symbol of the element in the second row and fourteenth column of the periodic

Chemistry

1 answer:

valentina_108 [34]3 years ago

7 0

Answer:

Carbon (c) !!!! :)))))

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Which one of the following substances would be the most soluble in CCl4?

maria [59]

Answer: Option (d) is the correct answer.

Explanation:

Carbon tetrachloride $(CCl_{4})$ is a non-polar solvent. Whereas out of the given options, $Na_{2}SO_{4}$ , $H_{2}O$ , $CH_{3}CH_{2}CH_{2}CH_{2}OH$ , and HI are all polar molecules.

On the other hand, only $C_{4}H_{10}$ is non-polar molecule.

Also it is known that like dissolves like.

So, being non-polar $CCl_{4}$ will dissolve the give alkane, $C_{4}H_{10}$ .

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3 years ago

What is a mineral used in making fertillizer <br>1. silver <br>2. silica <br>3. tin <br>4. gypsum

Marat540 [252]

The Answer Is Gypsum

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3 years ago

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Increasing the concentration of a reactant shifts the position of a chemical equilibrium towards formation of more products. wha

Natalija [7]

<h2>The required "option is e)".</h2>

Explanation:

The Rate of formation of products depends on the concentration of reactants or the forward reaction increases on increasing the rate of the concentration.
There is no effect on the equilibrium rate when the concentration of reactants and products is constant.
Forward reaction slows down when the reactant concentration is decreased.
On increasing the amount or concentration of reactant the chemical equilibrium shifts towards formation of more products.
Hence, the forward reaction speeds up.

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3 years ago

Which graph should be used to describe the

Tasya [4]

A I think that a bar graph would best represent this information.

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3 years ago

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What characterizes a Homo genesis mixture

Salsk061 [2.6K]

Answer:

The correct answer would be the third choice.

Homo-genesis mixtures are the same in composure, and will be hard to break apart other then with chemical means.

Hope this helps!

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3 years ago