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miskamm [114]
4 years ago
10

Molecules of hydrogen escape from earth, but molecules of oxygen and nitrogen are held to the surface and remain in the atmosphe

re. explain.
Chemistry
2 answers:
damaskus [11]4 years ago
6 0

Answer:

Hydrogen is a light molecule

Explanation:

The molecular weight of a gas determines its molecular speed. Hydrogen is a very light gas, far lighter than oxygen or nitrogen. These heavier gases cannot escape the earth because of their molecular weight but hydrogen does escape the earth surface because it is very light molecule having very high molecular speed.

Nezavi [6.7K]4 years ago
4 0
Hydrogen escape from Earth because he is ligher than molecules of nitrogen and oxygen. Hydrogen <span>move faster and can escape Earth's gravitational force.
One mole of molecule of hydrogen (H</span>₂)<span> has molecular mass 2 g/mol, molecule of nitrogen (N</span>₂) <span>has molecular mass 28 g/mol and oxygen (O</span>₂) has 32 g/mol.
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Which of the following substances is classified as a solution?
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construct the lewis structure of oo . draw the structure by placing atoms on the grid and connecting them with bonds. include al
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In Lewis dot structures, you draw the atom in the center and then surround the atom with its valence electrons. The Lewis structure for O is as shown in the attached diagram.

<h3>What is the Lewis structure of O ?</h3>

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1 year ago
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7 0
3 years ago
Write a net ionic equation for the reaction that occurs when excess hydrochloric acid (aq) and potassium sulfite (aq) are combin
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<u>Answer:</u> The net ionic equation for the given reaction is 2H^+(aq.)+SO_3^{2-}(aq.)\rightarrow H_2O(l)+SO_2(g)

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Net ionic equation of any reaction does not include any spectator ions.

Spectator ions are the ions which do not get involved in a chemical equation. It is also defined as the ions that are found on both the sides of the chemical reaction when it is present in ionic form.

The chemical equation for the reaction of hydrochloric acid and potassium sulfite is given as:

2HCl(aq.)+K_2SO_3(aq.)\rightarrow 2KCl(aq.)+SO_2(g)+H_2O(l)

Ionic form of the above equation follows:

2H^+(aq.)+2Cl^-(aq.)+2K^+(aq.)+SO_3^{2-}(aq.)\rightarrow 2K^+(aq.)+2Cl^-(aq.)+SO_2(g)+H_2O(l)

As, potassium and chloride ions are present on both the sides of the reaction, thus, it will not be present in the net ionic equation.

The net ionic equation for the above reaction follows:

2H^+(aq.)+SO_3^{2-}(aq.)\rightarrow SO_2(g)+H_2O(l)

Hence, the net ionic equation for the given reaction is written above.

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