The purpose of this assignment is to help you become more familiar with the atomic structure of some common elements by completing the chart below. For each element you have been given enough information to fill all of the blanks. # Valence Isotopic Atomic # Symbol Mass # # Protons Isotopic Name neutrons electrons elec. 4 12 12 30 65 2.

Q: 3. If "Ga and "Ga occur in the %'s 62.1 and 37.9, calculate the average atomic mass of gallium…

A: Solution of question 3 Given, The abundance of 69Ga = 62.1% The abundance of 71Ga = 37.9% Formula…

Q: A sample of the element Phosphorus is shown to have a mass of 33 and a charge of -3. How many…

A: The atom of an element is made up of sub-atomic particles. The major sub-atomic particles of an atom…

Q: Given the information below, calculate the abundance and mass for the missing isotope of platinum.…

A: With datas given From the total abundance of percentage , abundance percentage is found and with the…

Q: A certain particle contains 23 electrons, 30 neutrons, and 26 protons. Show the full symbol…

A: We have given that  A certain particle contains 23 electrons, 30 neutrons, and 26 protons. Show the…

Q: Helium-4 Oxygen-15 carbon-14 carbon-12 carbon-12 14C 12C^1 12C-2 X 150 4He 6 X 6 X 6 2 8 > 14 12 12…

A: As per the rules, only the first three sub-parts can be answered. Please repost the complete…

Q: Identify the elements in each chemical formula and tell how many atoms of each are present. a. K 2Cr…

A: The number of atoms are mentioned at their subscript. Number of atoms present in the given chemical…

Q: 110. Fill in the blanks to complete the table. Number of Number of Number of Symbol A Protons…

A: The table is given below,

Q: Fill in the blanks in the table below. paper to find those values.) Element Name Atomic # # of…

A: The atomic number is the number of protons in the atom. The mass number is the number of protons and…

Q: On planet X431A, the isotopes of carbon, C , have the following natural abundances: Abundance (%)…

A: #Q.1: Data given for planet X431A Given the atomic mass of 1st isotope, M1 = 12.000 amu Fractional…

Q: 8. Complete the chart below on the composition of each neutral and charged atom below: number of…

A: Number of protons = Atomic number Number of electrons in neutral atom = Atomic number  Number of…

Q: An element has a mass number of 20, it has 9 neutrons and has lost an electron. Write the isotope in…

A: Concept based on the mass number of an isotope, writing out the electronic configuration of ions and…

Q: Complete the following table.

A: Symbol number of protons number of neutrons number of electrons atomic number mass number net charge…

Q: Cemental ryllium 4 4 rer Ion 12 20

A:

Q: How do you know that each element match up to their letter descriptions? I want a small explanation…

A: Names and Symbols of the ElementsEvery component has a name. A large number of these names are now…

Q: 2. Write the atomic symbol ( zA) for the following a) the element with 8 protons and 18 neutrons b)…

A: 1. Z= atomic number= no. of proton in an element A= mass number= Z+ no. of neutron As per the…

Q: Compare the elements Mg, N, O, Be with regard to the following properties: You may need to use the…

A: The elements given are Mg, O, N and Be.

Q: Magnesium (Mg) combusts in air to give a brilliant white light that has been used in photographic…

A: Mass of Mg = 10.0 g Molar mass of Mg = 24.305 g/mol Heat produce when 1 mol reacted = -601.6 KJ/mol…

Q: An element X is composed of the isotopes X-14 and X-15 (see data table for mass and percent…

A:

Q: Which of the following represents isotopes? 1. The different mass numbers of an element. 2.…

A: Two substances are said to be isotopes of each-other if they have the same atomic number but…

Q: Which statement is NOT a part of Dalton's atomic theory? The atoms of each element are unique.…

A: we know dalton's atomic theory According to dalton's theory, all matter, the element or compound and…

Q: Be sure your answers have the correct number of significant digits. mass natural isotope Ox10 (amu)…

A: The average atomic mass of element is equal to the product of the masses of the isotope and its…

Q: Write the complete symbol, including mass number and atomic number, for each atom. contains 28…

A: Atomic number: The atomic number (represented by the letter Z) of an element is the number of…

Q: Isotope Mass Number Protons Neutrons Electrons 35 Cl 37 Cl

A: For a given isotope notation, we can determine the mass number , protons , neutron and electrons.…

Q: Element Atomic Symbol Symbol Be 121 Sb 51 Atomic Mass Number Number 8 Protons Neutrons Electrons 51…

A: -> Atomic number = number of proton = number of electron (for element) -> Atomic mass = proton…

Q: A neutral isotope has 45 protons and 36 electrons identify the element symbol of this isotope in…

A: Isotopes of an element have same number of protons with different number of neutrons in the nucleus.…

Q: Determine the number of subatomic particles of an atom given its mass number and

A: Either one of the thing is given atomic mass/ atomic no/ no of electron/proton/neutron or  name or…

Q: 3. Fill in the blanks. Add any missing symbols and'or numbers to the ateomic symbol. (Assume all…

A:

Q: There are electrons, _protons, and_neutrons in an atom of 146C. O 6, 8, 6 O 6, 6, 14 O 6, 6, 8 O 6,…

A: Carbon -14  Atomic number -6  Mass number -14  No. Of electrons = No. Of protons = Atomic number = 6…

Q: why is this the correct answer when potassium has 15 protons not 19?

A: Atomic symbol of an element X is described in manner :  AZX where A is mass no. Z is atomic no. Mass…

Q: Identify the correct atomic notation for the element that has 37 protons and 43 neutrons O Br 43

A: The "AZ" notation is a shorthand for the chemical symbol and atomic number and mass number of an…

Q: C. The Atom Name of Element Symbol of Element Atomic Mass Protons Neutrons Electrons Number Number…

A: To calculate the number of electrons, protons, neutrons we need to know the following formula:…

Q: Write the atomic symbol, including the atomic number and the mass number for each of the following…

A: As we know atomic number is equal to number of proton. And mass number is the sum of the numbers of…

Q: Determine the odor of the following compounds Rotten Ammoniacal Fecal Matter Fishy Rotten Eggs…

A:

Q: Atomic Number

A:

Q: 5) (0.5 pts ea; 2 pts total). In chapter 6, we will see that electrophiles (such as H*) tend to add…

A:

Q: Fill in the missing information about the atoms in the table below. number of electrons symbol…

A: Step 1:Given the elements are Br, I and F.number of protons = atomic number = number of…

Q: 1. The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is…

A: The objective of these questions is to understand the atomic structure of different elements and…

Q: . What do you have to change in order to change the identity of an atom  2. find oxygen on the…

A: 1. Atom has its mass centered and named as Nucleus which is made up of neutrons and protons. If…

Q: How many protons and neutrons are in the nucleus of each of the following atoms? In aneutral atom of…

A: The given elements are: a. 79Brb. 81Brc. 239Pud. 133Cse. 3Hf. 56Fe

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.