Activity 5 Number 2 Letter A only

Q: List activities of Natural Radionuclides?

A: Radionuclides are radioactive nuclides which have excess nuclear energy.

Q: State 3 reasons why the power generated in a nuclear core is limited by thermal considerations and…

A: A reactor core contains many fuel assemblies. The heat produced during nuclear fission in the…

Q: definaton of homogeneous nucleation

A: Nucleation is the first step in the formation of either a new thermodynamic phase or a new…

Q: Recalling the earlier equation for the voltage across the discharging capacitor: V (t) = = Voe RC…

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Q: Where in the atom is most of its mass concentrated?

A: The atom comprises of three sub-atomic particles, proton electron and neutron. The protons and…

Q: Fill in the nine gaps in this table. Element symbol Zn Protons 28 Neutrons 34…

A: in the neutral atom, no. of protons= no. of electron Mass no. = No. of proton + no. of neutron

Q: Matter is composed of nucleus that are in motion true False

A: Any object that occupies the space is known as matter. Matter is composed of atoms and molecules.…

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: 2. Two values were measured, x = 32 ± 5 s² and y = 27 + 4 s. You then need to calculate the…

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Q: Define atomic number.

A: The atomic number of an element in periodic table  is the number of protons in the nucleus of an…

Q: Fill in the nine gaps in this table. Element symbol     Mg     Protons   20   Neutrons   20…

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Q: What does the atomic number of an element tell you about the element?

A: Step 1Atomic number is the basic property of the element, it helps one identify the element. Atomic…

Q: 2. A 20 kg metal rod is heated 1000C with 2000 J of energy. What is the specific heat of the metal?

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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: What is the Atomic mass unit is defined as the mass of ?

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Q: Which two scientists proposed an atomic model with a nucleus

A: Two scientist name who proposed an atomic model

Q: Describe how smoke detectors use alpha particles.

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Q: Define and explain binding energy

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Q: Element symbol Protons Neutrons Electrons Mass number Mg 24 20 20 11 23

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Q: what are some selection rules in atomic physics explain using appropriate graphs

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Q: Fill in the nine gaps in this table. Element symbol     Be     Protons   6   Neutrons   8…

A: Beryllium is denoted as Be. Carbon is denoted as C. Sodium is denoted as Na.

Q: Fill out the table below. Atomic Mass Number of Number of Name Symbol Charge number Number neutrons…

A: The atomic symbol  is of the form XZA, where X is the symbolic representation of the element, A is…

Q: Express the nuclear composition for each below: (a) C-14 (b) a common stable Potassium atom (c)…

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Q: What is an element?

A: The matter that exists in the purest form is called an element. They cannot be changed or broken by…

Q: the symbol TO re carbon-12 and carbon-13. each isotope using superscripts and subscripts t epresent…

A: Isotopes are the elements that have same same atomic number but different mass number. The mass…

Q: Find the external reactions 400 N/m -3 m AL -3 m- B

A: Solution:-Given that

Q: 13. A soccer ball is kicked at an angle of 35° and gained an initial velocity of 40 m/s. Determine…

A: Given Initial velocity vo = 40 m/s Angle θ                = 35°

Q: What determines the identity of the element? Atomic MASS (# of protons and neutrons) Atomic NUMBER…

A: What determines the identity of the element ?

Q: Write A Short Note On Beta Particles

A: Beta particles (also referred to as beta radiation or beta rays, denoted by the symbol β) can be…

Q: What characteristic of an atom is changing in nuclear reactions? nucleus of an atom O electron size…

A: There are two kinds of reactions, chemical reactions, and nuclear reactions. The given question is…

Q: Q2- What happens to the atomic number and mass number of a nucleus when it a- Emits an alpha…

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Q: The fusion reaction takes place under ________ a) High Temperature and Low Pressure b) Low…

A: The fusion reaction takes place under the conditions of extremely high temperature (≈ 107 K) and…

Q: What to look for in an NMR spectrum--A-- CS---------, CC

A: NMR spectroscopy is used to find the properties of the organic molecules and is only applicable to…