Mass of Nucleus (amu) 4.00150 Mass of Individual Nucleons (amu) 4.03188 Mass Defect (amu) Binding Energy (J) 4.53 x 10-12 Binding Energy per Nucleon (J) 1.13 x 10-12 Nucleus Не 0.03038 55.92068 7.90 x 10-11 2.89 x 10-10 1.41 x 10-12 1.21 x 10 12 56.44914 0.52846 Fe 238.00031 239.93451 1.93420

Q: int: A pure sample of 238U weighs 238.0 g. What is its mass in amu?

A:

Q: IRevie Part B A certain element X has four isotopes. • 4.350% of X has a mass of 49.94605 amu.…

A: Atomic mass of an element can be defined as the mass of a one atom of given chemical element. It is…

Q: Describe the forces acting on the particles within a nucleus and explain whyneutrons are the glue…

A: The forces acting on the particles within a nucleus and the reason why neutrons are the glue holding…

Q: Silver has two stable isotopes. It is 51.80% Ag-107 and 48.20% Ag-109. The mass of the Ag-107…

A: In chemistry, the concept of isotopes is fundamental. Isotopes are variants of a chemical element…

Q: What is considered to be the molar mass? O the mass, in grams, of one mole of elements of a single…

A: Option 1st will be correct.

Q: The atomic weight of Ga is 69.72 amu. There are only two naturally occurring isotopes of gallium: 69…

A: Given atomic weight of Ga is 69.72 amu

Q: A neutron and a proton combine to form a nucleus why does the mass. Of the nucleus differ from the…

A: Given: A neutron and a proton combine to form a nucleus. And the mass of the nucleus differ from the…

Q: Consider a rectangular piece of printer paper that is 8.5’’ x 11’’ (’’ denotes inches). In order to…

A:

Q: What came first? protons neutral Atoms or nuclei? which came second?

A: Given What came first? protons neutral Atoms or nuclei? which came second?

Q: How many sulfur atoms are there in 5.52 mol of sulfur?

A: Amount of substance is measured in mole. It is standard unit for measurement. 1 mole is equal to:…

Q: Show that the atomic mass of the element sulfur is 32.065 amu.

A: This question is solved by using the following formula.  mass contribution to Sulfur=(mass of…

Q: 10 3- mass #: # protons: # electrons: 56 Fe 26 element: # protons: # electrons: # neutrons:

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: 1)the chemical symbol found on the periodic table is ?  2) the number of protons for the product is…

A: 1.Now we know that the number must be same on both the product as well as the reactant Side and we…

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

A:

Q: Why is the mass in amu of a carbon-12 atom reported as 12.011 in the periodic table of the elements?

A: The atomic mass of carbon-12 is exactly 12 atomic mass units (amu) by definition, as the atomic mass…

Q: What is the mass of each isotope?

A: Isotopes are atoms of same elements which have same atomic number but different mass number. In…

Q: For the atom with mass 107.90389 u, determine(a) the numbers of protons, neutrons, and electronsin…

A: The atom with mass of 107.90389 u is 46Pd108. Thus the atomic mass of the element is 108 and atomic…

Q: (c) Calculate the mass percent of protons in the nucleus of each of these isotopes. % of protons in…

A: The isotopes given are 105B and 115B.

Q: Explain why atomic masses are not whole numbers.

A: The atomic masses are an important quantity of each element. Each element of the periodic table will…

Q: What is the mass of a single He atom? (Please type answer no write by hend).

A: Helium(He) is a noble gas. We have to find the mass of a single He atom.

Q: How many electrons are in an electrically-neutral atom of aluminum (Al) with a mass number of 27?

A:

Q: How many atoms are there in 0.500 moles of Sodium?

A: The number of moles of sodium = 0.500 mol. The number of atoms present in 1-mole of sodium = 6.023…

Q: What is the mass of 1.213 × 108 mol S?

A: Given :-  Number of moles of S = 1.213 × 108 mol  To calculate :-  Mass of S

Q: How would you determine the accuracy of an atomic mass?

A: The atomic mass is a weighted average of all of the isotopes of that element, in which the mass of…

Q: which of the following has the highest mass 1 mol sr, 1mol Ag, 1 mol Zn.or 1 mol Cu?

A: Definition of a Mole:A mole is a unit in chemistry used to measure the amount of a substance. One…

Q: 4) An evil scientist is attempting to split up uranium hexafluoride, UF6, into its componer…

A: Given: Compound= UF6Mass of uranium obtained = 70.5 gMass of fluorine obtained = 36.3 g The…

Q: Neutral particles are called: Particles that have a charge are called: Particles of the same element…

A: Here is the answer

Q: A single atom of element Q has a mass of 1.09 x 10 -22 g. What is the name of the element Q?

A: Given : Mass of single atom of element = 1.09 X 10-22 g Assuming atomic mass of element is M.

Q: Which part of the atom has most of mass ?

A: Most of an atom's mass is in its nucleus.

Q: An atom of 131 I contains ________ protons.

A: An atom = 131I  Number of protons = ?

Q: Hydrogen and oxygen react to form water, together they are a  .... - molecule - compound -…

A: Hydrogen and oxygen are atoms that combine to form water

Q: I was given the data, I just can't seem to figure out the mass part.

A:

Q: If a penny is made of 3.11 grams of copper, how many atoms of copper are there in the penny?…

A:

Q: An element has two naturally occurring isotopes the first isotope has an abundance of 30.37% and a…

A: With data's given Initially we are finding percentage abundance of another(second) isotope and then…

Q: how many atoms at there in 63.55 grams of copper?

A:

Q: What is the mass number of Hg from the periodic table?

A: Answer:- Mass number:- It is defined as the total number of proton and neutron or can be defined as…

Q: A student says,A carbon atom is not the smallest possible amount of carbon, because atoms are built…

A: An atom contains electrons, protons and neutrons. Therefore, a carbon atom is composed of its…

Q: mass number for the hafnium isotope with 106 neutrons Express your answer as an integer.

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

Q: how many atoms per particle in sulfur(s8)?

A: Atomic mass of sulfur = 32g Molecular mass of S8 =8×32=256g

Q: There are two isotopes of an unknown element, X-19 and X-21. The abundance of X-19 is 12.01%. a) A…

A: Isotopes are elements that have same number of protons but different number of neutrons.

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.