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antiseptic1488 [7]

3 years ago

6

the absolute teperature of a gas is increased four times while maintaining a constant volume. what happens to the pressure of th

e gas?

1 answer:

Alexus [3.1K]3 years ago

4 0

Answer:

The pressure of the gas increased by a factor of 4

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Chlorine reacts with sodium and with hydrogen.

Sonbull [250]

Answer:

Sodium Chloride has Ionic bond while Hydrogen Chloride has covalent bond.

Explanation:

Na has 11 electrons (2, 8, 1) and need to give away 1 electron to be stable

Cl has 17 electrons ( 2, 8, 7) and needs 1 electron to be stable.

Na transfers 1 electron to CL to form Ionic bond.

While

Hydrogen has 1 electron and shares with Chlorine to be stable.

Covalent bond involves sharing.

3 0

3 years ago

Which two elements make up the greatest percentages by mass in Earth’s crust?

yuradex [85]

<h2><u>Answer</u> :</h2>

The most appropriate option is :

$\hookrightarrow \bf2. \: \mathrm{ \underline{oxygen \: \: and \: \: silicon}}$

Since, they are the most abundant elements found in Earth's Crust.

Oxygen (46%)

Silicon (28%)

$\circ { \underline{ \boxed{ \sf{ \color{green}{ \mathrm{hope \: \: it \: \: helps \: \: you .....}}}}}}∘$

4 0

3 years ago

Help me with 23 fast

alina1380 [7]

Answer:

a salt

Explanation:

compounds are made of molecules but we need to mention the type of compound formed.

5 0

3 years ago

Read 2 more answers

1. The most basic units of any element are its

baherus [9]

Answer:

The atom

Explanation:

5 0

3 years ago

Write the formula unit equation for this reaction occurring in water: Potassium sulfate and barium chloride are mixed to form po

gayaneshka [121]

Answer: option 2.

K2SO4 (aq) + BaCl2 (aq) → 2 KCl (aq) + BaSO4 (s)

Explanation:

6 0

3 years ago