The atomic number gives thea. number of neutrons in the nucleus.b. number of protons in the nucleus.c. weight of the atom.d. number of protons in the valence shell.

Q: Compared with 31P, the radioactive isotope 32P has(A) a different atomic number.(B) one more…

A:

Q: a) Identify the following as element (atomic or molecular), compound or mixture. b) Explain your…

A: An atom of a element is composed of a single nucleus with a unique number of protons surrounded by…

Q: Generally YAC contains how many elements?a) 1b) 2c) 3d) 4

A: YAC stands for yeast artificial chromosomes and is widely used in the field of genetic engineering.…

Q: Explain how the electron configuration of an atom influences its chemical behavior and explain why…

A: Atoms consist of nucleus, which contains protons and neutrons, and electrons. These electrons are…

Q: Define and distinguish between matter, elements, and compounds.

A: Matter, element and compound, these three things form the universe.

Q: An atomic nucleus can be described by the analogy “like a marble in the Dallas Cowboys Stadium.” If…

A: Atoms are made up of particles called protons, neutrons, and electrons which are responsible for…

Q: the making and breaking of chemical bonds is called

A: A chemical bond is defined as an attraction present between the atoms either due to electron sharing…

Q: The atomic number on an element tells us the number of

A: An atom is made up of three kinds of subatomic particles called protons, neutrons, and electrons,…

Q: Choose the element Calcium (Ca) from the periodic table that is found in the human body, and write…

A: In the periodic table, one of the alkaline-earth metals of group IIa is found to be calcium. This…

Q: number of protons to number of neutrons ratio in

A: Every element in the universe has a proton, neutron, and electron. The number of protons is similar…

Q: A) B) A. Name specific structure "A" B. Name specific structure "B"

A: Fishes are the organisms which live inside the water some live in oceans and some live-in fresh…

Q: A chemical species with an unpaired electron is called a_____________.

A: A molecule with one or more unpaired electron in its outer shell is called a free radical.

Q: Compare and contrast the types of atomic interactions that lead tothe formation of molecules

A: Molecules are made when two or more atoms combines together. This linkage of atoms serves…

Q: ______ Can Separate Particles and Molecules That Differ in Mass or Density.

A: BASIC INFORMATION MATTER Everything that are present in our surroundings can be regarded as matter.…

Q: The atomic mass number of an atom is determined by the sum of the number of in the atom. (a) protons…

A: The total number of neutrons and protons in an atomic nucleus is called atomic mass number.

Q: The nucleus of an atom contains:   a. neutrons and electrons   b. protons and electrons   c.…

A: An atom is the smallest unit of matter which is indivisible.

Q: Atoms of the same element that differ only in the number of neutrons are known as

A: Always the number of protons is same in atoms of the same element. Number of neutrons may vary for…

Q: Distinguish between atoms and elements.

A: It is the single type of question and they are explained in the following steps.

Q: Select the best answer or answers from the choices given: The mass number of an atom is (a) equal to…

A: The mass number of an atom is:

Q: 11H and 13H have (a) different chemical properties because they have different atomic numbers (b)…

A: The chemical properties of an element are not defined by the number of protons. Protons are…

Q: What is the importance of knowing the isotopes

A: Either of two or more forms of the same chemical element is an isotope. Different isotopes of an…

Q: If we removed a neutron from an atom, what would happen to the atom? Group of answer choices: a) its…

A: Atoms are the smallest unit of any matter in the universe. The electron revolves around the atoms in…

Q: The name given to the atomic particle found outside the nucleus of an atom isa. proton.b. neutron.c.…

A: The smallest particle of matter is called an atom. It is the very basic structural unit of any…

Q: In terms of electron sharing between atoms, compare nonpolarcovalent bonds, polar covalent bonds,…

A: An atom is defined as the smallest unit of matter and it comprises three subatomic particles,…

Q: Choose an element from the periodic table that is found in the human body, and write five sentences…

A: All the living organisms are composed of mainly CHON. P and S are second most important elements.…

Q: Malnourishment results when there is

A: Malnutrition refers to obtaining deficient or an excessive amount of of sure nutrients. It will…

Q: A Determine how much sodium and similar elements are normally found in the human booy B. Determine…

A: Asked : Reason for element are safe for humans to consume from given options.

Q: Distinguish between each of the following pairs of terms: Neutron and proton Atomic number and mass…

A: Neutron – They are found in the nucleus of an atom.  They do not possess any charge on them they are…

Q: Decide whether the following are chemical or physical mixtures.

A: The matters are everything around the ecosystem. The matters must have some weight and it has to…

Q: A substance that has weight and occupies space is calleda. kinetic energy.b. a catalyst.c. matter.d.…

A: Chemistry is the branch of science that helps to study the structure, composition, and properties of…

Q: Select the correct answer. Electrons, protons, and neutrons are three subatomic particles of an…

A: Step 1 The organization is a systematic arrangement of smaller and simpler components into larger…

Q: Fluorine has an atomic number of 9. Which of the following is true of fluorine? D A. It will lose an…

A: It will gain an electron to become an anion. Cations are positively charged species. Anions are…

Q: Decide whether the following are elements, molecules, or compounds.

A: Elements  Elements are pure chemical substances. They consist of  only one kind of atom.…

Q: Atoms are incredibly tiny, so small that most microscopes can't even see them, but atoms themselves…

A: Atom: Atom is the smallest unit of matter. It is the basic building block of matter. Atom possesses…

Q: 44.All atoms of a given element have the same ________. Group of answer choices a.mass number…

A: An element is a basic material in the formation of all the living, nonliving, and chemical matter…

Q: Help me, please

A: The rotation is permitted about the N-Cα and the Cα -C bonds. Rotation about bonds are described as…

Q: twice as many oxygen atoms as carbon atoms

A: Any substance which consists of more than one part is known as a compound. It has a fixed…

Q: Using the figure, answer the following questions.a. What is the molar composition of the vapor in…

A: The horizontal lines denote constant temperature. The curve at point x denotes liquid having mole…

Q: Consider an electron transition from n = 3 to the n = 2 energy level in a hydrogen atom resulting in…

A: The electrons of hydrogen atoms revolve around their nucleus. They occur as a set of electrons with…

Q: Iodine has 37 known isotopes.  Therefore, the atomic mass has a range of 108-144 amu. Which of the…

A: Iodine is a trace element that is naturally present in some foods, added to others, and available as…

Q: hat do you call the smallest unit of particle in the universe?

A: According to the question the answer is: C) Nucleus  Nucleus are very small and are densely packed.…

Q: If a model of a hydrogen atom had a diameter of 45 cm, what would have to be the diameter of the…

A: Introduction - Hydrogen atom or its model is made up of a centrally placed nucleus or in this case…

Q: Diagram and describe the atomic structure of biologically important elements.

A: Most of the elements in living matter have relatively low atomic numbers. The four most abundant…

Q: What is the purpose of subscripts in chemical formulas? So the chemist can multiply the chemical…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A chemist reported that carbon dioxide gas at −78 °C was kept in the laboratory. Which property of…

A: Gas is one of the forms of water. It has several properties such as expansion, easy to be…

Q: What is an alloy? A. A compound of two metals B. An element of two metals C. A mixture of two metals…

A: Answer-  C. A mixture of two metals.

Q: Describe three interesting ways relate chemistry to biochemistry and the human body.

A: Chemistry is the study of elements and compounds formed of atoms, molecules, and ions. It includes…