What's an atom ?

Q: Where does the 9.8 comes from?

A: The 9.8 that you are referring to is acceleration due to gravity(g) g = 9.8 m/s^2

Q: What happens to an electron when it absorbs a tiny packet of light called a photon?

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Q: How many shells are represented in the presently known periodic table?

A: In the current periodic table elements may have up to seven shells, and in each shell, there are…

Q: Where is the 1/2 coming from?

A: Write the expression for the distance. Here, v is the distance and Δt is the time difference. In…

Q: What influence does the strong nuclear force have on the electrons in an atom? It attracts them…

A: Strong nuclear force is the binding force that acts as a glue holding the protons and the neutrons…

Q: What principal advantage does an electron microscope have over an optical microscope?

A: Given: electron microscope , optical microscope

Q: What is the relative charge and relative mass of each subatomic particle

A: sub atomic particle

Q: What are the different kinds of particles in the atom's nucleus? Compare their properties with each…

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Q: Does an electron in an atom move at all?

A: Explanation: An electron in a stable atomic state does not move in the sense of waving through…

Q: Where were the atoms that make up a newborn infant “manufactured”?

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Q: The model of the atom shows a A neutrally charged nucleus surrounded by both protons and electrons.…

A: Atom is a combination of protons, neutrons and electrons

Q: An alpha particle is: 'n Alfa-deeltjie is: OA. a helium atom with two electrons removed / 'n…

A: 19) An alpha particle is produced from a radioactive nuclei during a radioactive decay. Two protons…

Q: Why don't electrons in the atom enter the nucleus?

A: In electron capture, an atomic electron is absorbed by a proton in the nucleus, turning the proton…

Q: Is the force experienced by an electron in an atom having many electrons central?

A: The force experienced by an electron in an atom containing many other electrons is coulombic in…

Q: The nucleus of a certain atom has a radius of 4.0 × 10^-15 m. An electron orbits the nucleus at a…

A: Given data The radius of the nucleus is rn = 4 x 10-15 m The orbiting radius of the electron is Ro =…

Q: Which has more potential energy relative to the nucleus: electrons in inner electron shells or…

A: Potential energy is inversely proportional to the distance from nucleus and where the force of…

Q: what are barrier elements ?

A: Barrier element are the elements which prevent the unintentional flow of gasses or fluids from a…

Q: What is the atomic number of a given element is equivalent to ?

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Q: The atoms that constitute your body are mostly empty space, and structures such as the chair you’re…

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Q: Where is the 1/4 comes from?

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Q: The subatomic particles in the central nucleus of an atom are O protons and electrons electrons and…

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Q: What would the atom below do to become an ion?

A: When an atom accept eletron or reject electron then the atom become an ion. We know the the number…

Q: What is Dalton’s law?

A: Dalton's law is only for the partial pressure, this law states that the amount of pressure generated…

Q: What will happen when an electron returns to its original energy level?

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Q: Exactly what is a positively charged hydrogen atom?

A: A positively charged hydrogen atom

Q: How can an Electron be ejected from the nucleus if an atomic nucleus doesn't contain any electrons

A: In beta decay, the electron is emitted from the nucleus.

Q: What is electron emission?

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Q: The atom is IS

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Q: How can a charged atom (an ion) attract a neutral atom?

A: Given: A charged atom and a neutral atom

Q: The atomic mass of an atom is equal to the number of protons and: O Neutrons O lons O Electrons O…

A: The atomic mass of an atom is equal to the number of protons and: O Neutrons O lens O Electrons O…

Q: Is there any chance this can be resolved on paper?

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Q: What is Marie Curie contribution to the atomic theory?

A: Marie Curie along with her husband Pierre Curie discovered and isolated polonium and radium which…

Q: Does an atom have a color?

A: Atoms unlike molecules do not have colors. We can’t see color of atoms not because they are too…

Q: In a neon tube, what occurs immediately after an atom is excited?

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Q: A neutral atom always has * O More neutrons than protons More protons than electrons The same number…

A: Since an electron and a proton has an equal amount of charge, they will have to equal in numbers to…

Q: Are most of the atoms around us younger or older than the Sun?

A: Step 1 Sun is a star at the center of our universe. It is a sphere of hot plasma. Right now it is on…

Q: To get an idea of the size of the parts of an atom, including the nucleus and the amount of space,…

A: Here, we want to take the idea of the size of an atom, by comparing it to physical objects.

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.