Identify for an atom of 32S: element name: _____________ Z, atomic number = ____ A, mass number = ____ number of neutrons = ____ total “+” charge in the nucleus = ____ total number of subatomic particles = ___

Q: Among these numbers, If each atom acquired two more neutrons, what element would each of these be?…

A: There are basically 3 sub-particles present in an atom-  1- electron 2- proton 3- neutron

Q: The number of protons in the nuclide 138 Ba Express your answer as an integer.

A: The mass number is the sum of the number of protons and neutrons. The atomic number is equal to the…

Q: The radioactive element carbon 14 has a 1/2 life of 5750 years a scientist determined that the bones…

A: let assume the initial concentration of C-14 as Co=100%

Q: An element X occurs as three stable isotopes: X-21, X-22 and X-23. X-21 is 90.48% abundant and X-22…

A: Given : Element X exists as three stable isotopes. The three isotopes are: X-21 X-22 X-23

Q: Using the data below, determine the missing mass of (19 9)F (atomic weight = 18.9984):  mass of…

A: For given element 9F19 we have to calculate out the missing mass of element upto four decimal using…

Q: The radioactive element carbon 14 has a 1/2 life of 5750 years a scientist determined that the bones…

A: According to the question, the radioactive element C has half life of 5750 years.  Lost percentage…

Q: Boron has 2 commonly occurring isotopes. 19.9% of Boron atoms have 55 neutrons and 55protons,…

A: We have to calculate the expected mass of B.

Q: Silicon has only three stable isotopes. Calculate the atomic mass for silicon given the fact that…

A: Given information, 28Si (mass= 27.98 amu) has an abundance of 92.21% 29Si (mass= 28.98 amu) has an…

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117 50Sn. Determine its mass defect in kilograms if its…

A:

Q: neutrons/cm2.s), calculate the number of neutrons captured per second by 1.0 cm-2 of the

A:

Q: 2. In a certain fission reaction, U-235 (atomic no 92) reacts with a neutron to form Cesium- 138…

A: Balanced nuclear equation is the equation in which the sum of subscripts as well as sum of…

Q: Determine the number of protons and neutrons in uranium-235. Enter your answers numerically…

A: As we know that atomic number of the element equals the number of protons.  For uranium-235, Atomic…

Q: Choose between parentheses 1-To convert number of particle to weight, you do not need to know.... *…

A: To convert the number of particles/atoms into a weight of an atom,   We need Initially to know that…

Q: Complete the following nuelear equations. Determine the mass number( A), atomic number( Z), and…

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Q: Strontium-89 chloride is in a class of drugs known as radioisotopes. It delivers radiation to cancer…

A:

Q: - Part C What is the symbol for the isotope of 55 Fe that possesses 31 neutrons? Express your answer…

A: Isotopes are defined as same element having same number of proton but different number of neutron in…

Q: Why is the atomic weight of chlorine 35.4527 in stead of exactly 35

A: Answer:  Since chlorine exhibits two isotopes Cl35  and  Cl37 in 3:1 ratio Hence we will take…

Q: కా 1. Indi cate the number of protons and neutrons in the following nuclei: c) Dotassium - 39

A: Atomic number = number of protons Mass number = number of neutrons + number of protons If atom is…

Q: NUCLEAR CHEMISTRY: Consider the nuclei Sn with an atomic number of 50 and mass number is 117.…

A:

Q: What is the charge on the electron, the proton, and the neutron, respectively? a.-1, +1, +1 b. -1,…

A: Write charge and mass of electron, proton and neutron ---

Q: When an atom form from its constituent particles a. energy is released b. energy is destroyed d.…

A: In the reaction, Atom can either form from its constituent particles or an atom can disintegrate…

Q: nitrogen-14 and nitrogen-15, different? A. Different number of neutrons B. Different protons and…

A: Isotopes are the elements of same atom which have number of protons and different number of Neutrons…

Q: has a mass about the same as that of a proton has a-1 charge is found in the nucleus is attracted to…

A:

Q: The mass of a single atom of iron-56 is 55.93494 amu. Why is this number different from the mass of…

A: Knowledge of an atom's mass is important in chemical calculations, but the mass of a single atom in…

Q: 26. Silver has two naturally occurring isotopes with the masses and natural abundances as shown in…

A:

Q: Write the isotopic symbol for Lead-206.

A: • We need to write the isotopic symbol for Lead-206

Q: RADIATION DECAY .| g. I Name Symbol What is it? Charge What Chemical symbol for the element.…

A: A question about atomic structure, which is to be accomplished.

Q: Sample

A: Given data set: Initial mass of the radioactive metal = 1024 grams Final mass of the radioactive…

Q: In ______, an _ particle (identical to a helium nucleus of two protons and two neutrons) is ejected…

A: A radioactive decay in which alpha particle decays into another nuclei with a mass number reduced by…

Q: . In the following figures, the open circles represent atoms of an element and the filled circles…

A: Dalton’s Atomic Theory: Dalton's Atomic Theory is based on law of conservation of mass and the law…

Q: Boron has only 2 naturally occuring isotopes. The mass of boron-10 is 10.01294 and the mass of…

A: Given : Mass of boron-10 is 10.01294 amu and boron-11 is 11.00931 amu. Assuming abundance of…

Q: A0.500 g sample of rock was found to have 2.45 × 106 mol of potassium-40 (t1/2 = 1.3 × 10° yr) and…

A:

Q: For 10, number of protons = number 8 of neutrons = and number of electrons 18 For 80, number of…

A: An element ( X ) is represented as   AzX.  A =  Mass number  Z = Atomic number    Z  = no.of protons…

Q: Describe an alpha particle. What nucleus is it equivalent to? •    Describe a beta particle. What…

A:

Q: What is the symbol of the atom obtained by adding one proton to 2°N.? Express your answer as an…

A: Determine the symbol of the given conditions in the question-

Q: An atom has a diameter of 1.50 Å and the nucleus of that atom has a diameter of 3.00×10−5 Å.…

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Q: -Complete the following table Atoms Number of ņeutrons Number of electrons Carbon 13

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Naturally occurring iodine has an atomic mass of 126.9045 amu. A 12.3849 g sample of iodine is…

A:

Q: NUCLEAR CHEMISTRY: Consider the nuclei Sn with an atomic number of 50 and mass number is 117.…

A: Given: Mass of proton (mp) = 1.0073amu Mass of neutron (mn)=1.0087amu Mass of atom = 116.986 amu

Q: What is the mass (in grams) of one Ni-58

A: Given is number of atom = 1 Mole represent the quantity of fundamental particle.

Q: Below are the five atomic models in history. Number them in historical order from 1 to 5. (1 being…

A: The 5 atomic models in history are given. They are to be numbered in historical order from 1 to 5.…

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: The flying out of BB's out of the petri dish in the isotope experiment, represented O a. ice cores O…

A: Isotopes are elements which have the same number of protons as the corresponding element in the…

Q: - Isotopes of an element have different numbers of a. Protons b. Neutrons c. Electrons d. Positrons…

A:

Q: When the number of protons or neutrons changes, what type of reaction took place? A.…

A: When the number of protons or neutrons changes, what type of reaction took place?

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.