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Maslowich
3 years ago
10

How many protons and neutrons are in the following isotope radium-226

Chemistry
1 answer:
8_murik_8 [283]3 years ago
8 0

Protons= 88

Neutrons= 138.

The weight of an element is comprised of entirely protons and neutrons. To get the protons look at the atomic number on the periodic table (88) and those are your protons. To get the neutrons take the weight of the isotope that you have and subtract the protons, giving you 138.

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pychu [463]
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4 0
3 years ago
How many protons, electrons, and neutrons does an atom with atomic number
sergey [27]

Answer:

protons : 10

electron : 10

neutron : 10

Explanation:

Protons will usually be the same as the electrons when its a <u>Atom</u> (when its a ion or covalent bond or simple bond they will most likely be different)

the atomic number represents protons and electrons

the mass number - the atomic number = neutron

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Polyester is a synthetic material used for many different purposes. It is produced from petroleum and natural gas. Producing pol
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A. Producing certain synthetic materials could have a greater environmental impact than disposing of them.

Explanation

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2 years ago
He wants to increase the energy of emitted electrons . Based on the research of Albert Einstein, what is the best way for him to
pishuonlain [190]

To increase the energy of the emitted electrons, the frequency of the incident light on the metal must be increased.

<h3>What is energy of emitted electron?</h3>

The maximum energy of an emitted electron is equal to the energy of a photon for frequency f (E = hf ), minus the energy required to eject an electron from the metal's surface, also known as work function.

Ee = E - W

<h3>Energy of the emitted electron</h3>

The energy of emitted electrons based on the research of Albert Einstein is given as;

E = hf

where;

  • h is planck's constant
  • f is frequency of incident light on the metal

Thus, to increase the energy of the emitted electrons, the frequency of the incident light on the metal must be increased.

Learn more about energy of electron here: brainly.com/question/11316046

#SPJ1

8 0
2 years ago
Identify the main function of carbohydrates. supply energy to cells store and transfer genetic information transfer chemicals bu
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Carbohydrates are used for short term energy so it’s gonna be supply energy to the cell, proteins are used for genetic information and building muscles

3 0
3 years ago
Read 2 more answers
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