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Ghella [55]
3 years ago
5

What can be a personal question about atoms

Chemistry
2 answers:
Deffense [45]3 years ago
8 0

Answer:

ima just take all your points and roll out tbh peace

Explanation:

Damm [24]3 years ago
5 0

Heres a list of questions

1. Define atom.

Atom is the smallest particle of a substance.

2. What are the subatomic particles found in an atom?

The subatomic particles found in an atom are electrons, protons, and neutrons.

3. Define charged particle.

Charged particle is a particle that has an electric charge.

4. Define electric charge.

Electric charge is the physical property of particles such as electrons and protons. Electric charge causes other particles to experience a force.

5. What are the charged particles found in an atom?

Electrons and protons are the charged particles found in an atom.

6. What are the different types of charged particles?

Charged particles are of two types: positive charges and negative charges.

7. What are the negatively charged particles in an atom?

Electrons are the negatively charged particles in an atom.

8. What are the positively charged particles in an atom?

Protons are the positively charged particles in an atom.

9. What is the mass of an electron?

The mass of an electron is 9.107 × 10-31 kilograms.

10. What is the mass of a proton?

The mass of a proton is 1.672 × 10-27kilograms.

11. Define atomic number.

The total number of protons in the nucleus of an atom is called atomic number.

12. Define neutron number.

The total number of neutrons in the nucleus of an atom is called neutron number.

13. Define mass number.

Mass number is the total number of protons and neutrons in the nucleus of an atom.

Mass number can be mathematically written as

Explanation:

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tekilochka [14]

Answer:

hydrocarbons are the answer

6 0
3 years ago
0.75 moles of an unknown acid are dissolved in water. If 0.42 moles of H3O+ form, what was the percent dissociation of the unkno
AnnZ [28]

Answer:

56 %

Explanation:

The percent dissociation of a weak acid can be defined as:

Moles of weak acid that produced H₃O⁺ species / Total number of weak acid moles * 100%

We are given all the required data to <u>calculate the percent dissociation</u>:

0.42 mol / 0.75 mol * 100 % = 56 %

The percent dissociation is 56%.

3 0
3 years ago
Help this mirrorball, please​
grin007 [14]

Answer:

Option B

Explanation:

Avagadro's hypothesis showed that at constant temperature and pressure equal volume of all gases contains equal no of molecules.

Avagadro's constant is known as 6.022×10^23

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3 years ago
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Calculate the Molarity of NaOH in the
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Na-23 has 12 neutrons. What is it’s atomic number?
quester [9]

Answer:

11

Explanation:

Data obtained from the question include:

Mass number = 23

Neutron = 12

Atomic number =.?

Next, we shall determine the number of protons present in the element.

This can be achieved by doing the following:

Mass number = Proton + Neutron

Mass number = 23

Neutron = 12

Proton =...?

Mass number = Proton + Neutron

23 = Proton + 12

Collect like terms

Proton = 23 – 12

Proton = 11

The atomic number of an element is equal to the proton number.

Atomic number = proton number

Proton number = 11

Atomic number = proton = 11

Therefore, the atomic number is 11.

5 0
3 years ago
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