Which 2 subatomic particles have the same mass? (2024)

Which 2 subatomic particles have the same mass?

The two subatomic particles that have the same mass are protons and neutrons.

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What two subatomic particles must be equal?

An atom is considered to be electrically neutral if it has an equal number of protons and electrons.

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Which have the same mass?

Objects of the same size will have the same mass.

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Which 2 subatomic particles do atoms have the same number of?

Each atom of an element contains the same number of protons, which is the atomic number (Z). Neutral atoms have the same number of electrons and protons.

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What are the 2 new subatomic particles?

The collaboration for the LHCb experiment at CERN's Large Hadron Collider discovered the two new particles belonging to the baryon family. A baryon is a composite subatomic particle made up of three quarks. The particles were predicted to exist by the quark model but had never been seen before.

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Do protons and neutrons have same mass?

Protons and neutrons have approximately the same mass, but they are both much more massive than electrons (approximately 2,000 times as massive as an electron).

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When two objects have the same mass?

If two objects have the same mass, then they have equal densities as well.

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Do all particles have the same mass?

All particles have the same kinetic energy have the same mass.

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What has 2 or more same atoms?

A molecule consists of two or more atoms of the same element, or different elements, that are chemically bound together.

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Which 2 subatomic particles are in equal number with opposite charges?

Electrons – Electrons carry a charge equal but opposite to that of protons.

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Are there only two subatomic particles?

Protons and electrons are the only two subatomic particles with electrical charges: protons have a positive charge and electrons have a negative charge.

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What are the two types of subatomic?

The nucleus contains two types of subatomic particles, protons and neutrons. The protons (positively-charged particles) are present in the nucleus of an atom. Neutrons are neutrally-charged.

Which 2 subatomic particles have the same mass? (2024)

What are 2 subatomic particles in the nucleus of an atom?

The nucleus itself is generally made of protons and neutrons but even these are composite objects.

What are the two atomic particles?

The nucleus consists of two kinds of atomic particles called protons and neutrons, collectively known as nucleons.

Which subatomic particles each have a mass of?

Introduction
ParticleElectric Charge (C)Mass (g)
Protons+1.6022 x 10-191.6726 x 10-24
Neutrons01.6740 x 10-24
Electrons-1.6022 x 10-199.1094 x 10-28
Jan 29, 2023

Do protons and electrons have the same mass?

The mass of an electron is only about 1/2000 the mass of a proton or neutron, so electrons contribute virtually nothing to the total mass of an atom. Electrons have an electric charge of −1, which is equal but opposite to the charge of a proton, which is +1.

Which two subatomic particles have approximately the same mass quizlet?

Proton and electrons are two subatomic particles that have approximately the same mass.

Which subatomic particles have the most mass?

Neutron is heaviest among all subatomic particles with a mass of 1.0087 amu while proton has a mass of 1.0073 amu. Positron and electron both have a mass of 0.00055 amu.

What is the mass of a proton?

The mass of a proton is 1.6726219 × 10-27 kilograms. Protons are positively charged particles, electrons are negatively charged and neutrons have no charge.

Which subatomic particles have the same mass as electrons?

positron, also called positive electron, positively charged subatomic particle having the same mass and magnitude of charge as the electron and constituting the antiparticle of a negative electron.

Are protons and mass the same?

Together, the number of protons and the number of neutrons determine an element's mass number: mass number = protons + neutrons.

Is mass equal to protons and neutrons?

The mass number of an atom is equal to the number of protons plus the number of neutrons that it contains. In other words, the number of neutrons in any atom is its mass number minus its atomic number.

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