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soldi70 [24.7K]
3 years ago
15

What do Oxygen and Hydrogen make?

Chemistry
1 answer:
Jlenok [28]3 years ago
4 0

love duuuh dumm dumm

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How is the atmosphere like an ocean
miss Akunina [59]
 <span>The ocean is primarily a liquid and the atmosphere is mostly gas, so they are different states of matter. They also have different chemical compositions which really ought to be common knowledge. Also, very few fish swim in the sky.

YEP

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4 0
4 years ago
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During an exothermic reaction, heat content in the surroundings increases because
ANTONII [103]

Energy is transmitted to the surrounding in an exothermic reaction and this can be understood with the energy diagram of exothermic reaction attached with the answer.

<h3>What is an Exothermic Reaction ?</h3>

When a chemical reaction happens, energy is transferred to or from the surroundings.

When energy is transferred to the surroundings, this is called an exothermic reaction, and the temperature of the surroundings increases.

ΔH value negative –> energy released –> exothermic reaction

This happens because the reactants are at the higher energy state as compared to the products and therefore heat is liberated in the atmosphere to match the difference and therefore heat content in the surroundings increases.

The energy diagram for the exothermic reaction is attached with this answer.

To know more about exothermic reaction

brainly.com/question/10373907

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4 0
2 years ago
A balloon contains 7.36 g of oxygen gas (O2). How many oxygen molecules are in the balloon?
Firlakuza [10]
Avagadros constant states that 1 mol of any substance is made of 6.022 x 10^23 units.
These units could be atoms making up elements or molecules making up compounds.
1 mol of molecular oxygen (O2) is made of 6.022 x 10^23 molecules of O2
The mass of 1 mol of O2 is 32 g/mol
This means that the number of oxygen molecules in 32 g are 6.022 x 10^23 molecules
Therefore in 7.36 g of oxygen gas there are - 6.022 x 10^23 /32 g/mol x 7.36 g = 1.39 x 10^23 oxygen molecules
Answer is 1.39 x 10^23 oxygen molecules
7 0
3 years ago
Specify which atoms, if any, bear a formal charge in the Lewis structure given and the net charge for the species.
ozzi

Answer :

Formal charge on C:  (-1)

Formal charge on N:  (0)

Net charge: (-1)

Explanation :

First we have to determine the Lewis-dot structure of CN^-.

Lewis-dot structure : It shows the bonding between the atoms of a molecule and it also shows the unpaired electrons present in the molecule.

In the Lewis-dot structure the valance electrons are shown by 'dot'.

The given molecule is, CN^-

As we know that carbon has '4' valence electrons and nitrogen has '5' valence electrons.

Therefore, the total number of valence electrons in CN^- = 4 + 5 + 1= 10

According to Lewis-dot structure, there are 6 number of bonding electrons and 4 number of non-bonding electrons.

Now we have to determine the formal charge for each atom.

Formula for formal charge :

\text{Formal charge}=\text{Valence electrons}-\text{Non-bonding electrons}-\frac{\text{Bonding electrons}}{2}

\text{Formal charge on C}=4-2-\frac{6}{2}=-1

\text{Formal charge on N}=5-2-\frac{6}{2}=0

Net charge = -1 + 0 = -1

4 0
4 years ago
In color addition, what colors of light added together in equals amounts make white light
Fiesta28 [93]

Answer:red green and blue hope it helps!,!!!!!!!

Explanation:

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3 years ago
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