mass of electron

Q: the isotope of baron with mass number of 10

A: Given : mass number = 10 And element is boron i.e B

Q: Determine the number of protons and neutrons in each of the following isotopes.

A: Number of protons = atomic number  Number of neutrons = mass number - atomic number

Q: The nucleus, the massive center of an atom, contains which two particles?

A: Nucleus is the massive part of any atoms . It contains mostly all the mass any element. Nucleus was…

Q: What is the number of neutrons of the given element?

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: Where have you seen elements, atoms, ions, etc in real life? Where did you see them and what were…

A: Elements present in the periodic table can be seen all around us in our day to day life.  Elements…

Q: A radioactive isotope of uranium has 146 neutrons, the total number of nucleons in this isotope of…

A: Uranium consist of three radio-active isotopes- uranium-238 , uranium-235 and uranium- 234. They…

Q: Differentiate between the mass number and the atomic number?

A: Mass number (A)- the number of protons(p) and neutrons(n) present in an atom of element called as…

Q: Atomic number for Uranium is 92 How many protons, electrons, neutrons in Isotope U-92?

A: Answer - According to the question - Atomic no. of uranium, Z=92    No. of protons =Z=92   No. of…

Q: neutron

A: We know that neutron is a particle present in nucleus along with proton  or we can say that

Q: What is the symbol for neon?

A: Neon is a Nobel gas element. It's atomic number is 10. It is a colourless and orderless monoatomic…

Q: Compare and contrast the three primary particles contained in atoms

A: Atom is a smallest particle which cannot be further divided   Atomic particels  atoms consist of…

Q: What is the number of protons of the given element?

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Q: A helium nucleus has two protons and two neutrons. How many electrons does it take to equal the mass…

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Q: Complete the following shorthand notations: ? (р, а) Li 31P (a, ?) ES 15 242 66Cm (α, n) ? 25Mg…

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Q: What does the nucleus of an atom consists of?

A: In an atom, three fundamental particles are present, proton, electron, and neutron.

Q: The number of neutrons in the nucleus of the isotope 22Na is

A: The number of neutrons

Q: Rank the particles from most to least massive

A: In an atom; The mass of Neutron=1.693×10-27 kgThe mass of Proton=1.673×10-27 kgThe mass of…

Q: Part A Na Na + Express your answer as a particle or a chemical formula. ΑΣφ ? OA chemical reaction…

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Q: 206 Po? the number of protons is the In number of neutrons is and the number of electrons is

A: The atomic number of Po is 84. The given species has charge of 2- which shows that it has 2 extra…

Q: What is the symbol for phosphorus?

A: Given :- name of element = phosphorus  To determine :- it's symbol

Q: Write the complete cher states of matter.

A: Write the complete reaction between Ca(OH)2 & HCl?

Q: An atom containing 19 protons, 20 neutrons, and 19 electrons has a mass number of?

A: Given, Number of protons = 19 Number of electrons = 19 Number of neutrons = 20

Q: Define neutron

A: Atoms are the building blocks of the matter. Earlier, atoms were considered to be indivisible and…

Q: What are isotopes? Give examples and explain with a graph or figure

A: Atoms having same number of protons but dissimilar numbers of neutrons are referred to as isotopes.…

Q: The isotope of Nitrogen with a mass of 15amu is written as _? The isotope of Uranium with a mass of…

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Q: what is the mass of an electron?

A: Electron, lightest stable elementary particle known.

Q: What are the different mass numbers of Isotopes ?

A: Different mass numbers of Isotopes are explained below,

Q: The total mass of 12 protons, 27 neutrons, and 24 electrons

A: Given that, no. of proton = 12 no. of neutron = 27 no. of electron = 24

Q: Uranium has three isotopes : uranium-233, uranium-235, and uranium-238. Compare the number of…

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Q: Determine the mass of Strontium-86 (in u) given that the average atomic mass of Sr is 87.6126 u and…

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Q: An isotope of uranium is 238U. How many protons, neutrons and electrons are in this isotope?

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…

Q: Why are isotopes important?

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Q: Magnesium reacts explosively with oxygen to form magnesium oxide. Which is NOT true of this…

A: The incorrect statement among the given has to be given,

Q: What is the mass number of an isotope?

A: Isotopes are those atoms which having same elements and they are having protons of same number and…

Q: Why are atoms, neutrons, and protons not considered elementary particles? and why is electrons…

A: Atoms are the basic building blocks of any element.

Q: How do the terms atomic mass and atomic weight differ?

A: Atomic mass and atomic weight, both the terms are used for measurement of its quantity.

Q: Define the terms Neutrons, Protons, and Nucleus?

A: The atom has three fundamental particles known as neutron, proton, and electrons.

Q: atom economy of

A: Atom Economy is calculated by dividing mass of desired product divided by the sum of mass of all the…

Q: How many protons, neutrons, and electrons?

A: The number of protons is always equal to the atomic number while number of neutrons is equal to mass…

Q: If you wanted to change the atomic number in the simulation, changing the number of which particle…

A: An atom contains the subatomic particles like Electrons, Protons and Neutrons. The subatomic…

Q: If you wanted to change the mass number in the simulation, changing the number of which particle or…

A: Mass Number is considered to be the Atomic Mass of an element.

Q: An 18 O atom contains the same number of protons. neutrons, and electrons.

A: Given atom, 8O18

Q: What two particles are used to determine the mass number of an atom?

A: Given a three points  1-           proton 2-          neutron 2-          electron Determined the…

Q: Magic numbers are associated with protons and neutrons in a nucleus. State the magic numbers for…

A: There are many factors that give to nuclear stability.  These are, Full nuclear shell (magic…

Q: The mass of a neutron is 1.6749×10−24 gg , and the mass of a proton is 1.6726×10−24 gg . What is the…

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Q: What Are the number of protons and neutrons, and electrons in the following isotopes?

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