What is the symbol for an atom of Cd that has 13 extra neutrons and what is that called ?

Q: How many neutrons are present in Ne-22?

A: Symbol Ne-22 indicates Neon atom has mass number 22. As we know mass number is the sum of protons…

Q: Abeta particle has a mass number of ____ and a charge of _____.

A: Given A beta particle has a mass number of ____ and a charge of _____.

Q: Using the graph, if an isotope of Zirconium contained 60 neutrons, what is likely to happen to it ?

A: Isotopes are the atoms of an element that contain different number of neutrons. Some of these…

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: Which particle, if lost from the nucleus, will not change the element (no change to atomic number)?…

A: The particle which is lost from nucleus without change the atomic number has to be given,

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: Given the only naturally occurring isotope of arsenic is AsAs-75, determine its mass from the…

A: Isotopes are the elements which have same atomic number and but different mass numbers.  In other…

Q: 23. What is the percent natural abundance of isotopes?

A: Atoms having the same atomic number but different mass numbers are known as the isotopes of each…

Q: A helium nucleus has two protons and two neutrons. Howmany electrons would it take to equal the mass…

A: ANSWER

Q: If two different isotopes have the same atomic number, it must mean that

A: The word isotope is derived from a combination of two words- ‘iso’ means ‘same’ and ‘tope’ means…

Q: Name the sub – atomic particles of an atom.

A:

Q: Gallium occurs naturally as 69Ga and 71Ga. Given the mass and abundance of gallium-69 (68.92 amu…

A: Given, Gallium occurs naturally as 69Ga and 71Ga and mass and abundance of gallium-69 is 68.92 amu…

Q: What does the number 84 represent in the name krypton -84?

A: Since we know that  a element having same atomic number but different mass number are known as…

Q: Try to complete the missing information for these three isotopes using only the data provided.

A: an atom consist of subatomic particle electron ,proton and neutron electron are negatively charged…

Q: Naturally occurring neon exists as three isotopes. 90.51% is Ne-20 with a mass of 19.99 amu, 0.27%…

A:

Q: Rhenium has two naturally occurring isotopes, Re-185 (mass = 184.953 amu) and Re-187 (186.9558 amu).…

A: The average atomic mass of the substance can be determined by the addition of the masses of each…

Q: What is the atomic mass of boron-12? A. 13.00335 amu B. 4.00260 amu C. 18.99840 amu D. --…

A: Since boron has atomic number = 5  Hence number of electrons in boron = 5 and to become neutral atom…

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: An element has an atomic number of 41 and a mass number of 81. Using your determination as to…

A:

Q: The complete symbol of an atom with atomic number 20, mass number 42 is? Select one: до Са20 а. 42…

A: Atomic number 20 means the element have 20 proton and mass number 42 means total proton ans neutron…

Q: An isotope of element A contains the same number of neutrons as are found in an atom of $1V. The…

A: Atomic number of the elements indicates the number of protons present in the particular atom.  Mass…

Q: Which of the subatomic particles contributes almost no weightto an atom?a. protons in the electron…

A: The subatomic particles which does not contribute to almost no weight of an atom has to be given.

Q: # of # of # of Atomic Mass Protons Neutrons Electrons Number Number 32 73 14 14 28 48 64 115 77 59

A:

Q: Isotopes of the same element must also have the same: Select one: mass number atomic number number…

A: Isotopes are those substance which have different number of neutrons.

Q: Beta particles are best described as _ ejected at high speeds from a radioactive nucleus. positive…

A: Radioactive decay is the emission of radiation from the unstable nucleus is called radioactivity .…

Q: The atomic particle having a mass of 0 amu and a charge of -1 is: Group of answer choices a proton…

A: An atom is composition of smaller particles called subatomic particles. The subatomic particles have…

Q: If an element has a mass number of 34, and 18 neutrons and 18 electrons...what is the symbol, number…

A: The number of protons in an element is known as the atomic number of the element. The number of…

Q: For the 19O2- Isotope identify the number of Protons,  Neutrons,  Electrons

A: For a general element, XZA Z- atomic number = number of protons A- mass number = number of protons +…

Q: Fill in the missing mass number and atomic number for each of these particles or types of radiation.…

A: The Radioactive atoms emit radiation of different frequencies.  The radiation are emitted by the…

Q: Isotopic elements contain the same number of neutrons

A: No, Isotopic elements doesn’t contain the same number of neutrons. So the above  statement (…

Q: a. How many protons are in the nucleus of the isotopeRn-220?b. How many neutrons are in the nucleus…

A: a) The number of protons in the nucleus of Rn-220 has to be given, The number of protons is equal to…

Q: Of the particles below which one, if lost from the nucleus, changes the atomic mass the greatest? O…

A: The particles are defined as follows --- Proton: The symbolic expression of proton is H11 which has…

Q: In an atom, the mass number gives the number of ________ and _________ in the nucleus. Fill in the…

A:

Q: What is the proper way to write an atom with 17 protons and 20 neutrons?

A: An atom basically consists of proton, neutrons and electrons. The protons and neutrons are present…

Q: What is difference between Atomic mass & Mass nиmber

A: Atomic mass and Mass number

Q: How many neutrons are present in the nitrogen isotope with a mass number of 15

A: How many neutrons are present in the nitrogen isotope with a mass number of 15.

Q: Protons and neutrons have Mass ww less equal high O Other

A: Please find your solution below : Electrons protons and neutrons are the subatomic particles that…

Q: Arrange the isotopes of sulfur and phosphorus in order of decreasing the number of neutrons.

A:

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

A: Atomic number of an element is equal to the number of protons present in it which is written as…

Q: Use the following information to identily the atom or on Mass number 32 Protons Neutrons lectrons 18…

A: The details solution for this is provided below in attach image.

Q: Which particle, if lost from the nucleus, will not change the element (no change to atomic number?)

A: Atomic number of parent nuclei changes when we add or remove charged particles like α-particle…

Q: Isotopes are elements of the same type with different numbers of resulting in differing .

A: number of protons = atonic number  number of electrons = atomic number (for a neutral atom)  number…

Q: Colbalt -61 is used in the medical treatment of cancer. How many neutrons and protons are contained…

A: Given, Cobalt -61 is used in the medical treatment of cancer.we are asked to determine the number of…

Q: In 2 H, +, number of neutrons are Select one: а. О O b. 2 Ос. О с. 3 O d. 1

A: In this question, we will determine the number of neutrons.  You can see details solution below.

Q: Write the symbolic notation of an isotope of an element having 8 protons, 8 electrons, and 9…

A:

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

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.