The mass number for an isotope is 14. This isotope could be: a carbon atom with 8 neutrons an oxygen atom with 7 neutrons a sodium atom with 8 neutrons a nitrogen atom with 8 neutrons

Q: two atms of an element have the same number of  protons electrons plus neutrons protons plus…

A: Atoms are the smallest constituent unit of ordinary matter that has the properties of a chemical…

Q: what is the atomic number for iron, calcium, potassium, oxygen, nitrogen, and hydrogen?

A: The ATOMIC NUMBER  of a chemical element is the number of protons found in the nucleus of every atom…

Q: How are mass number and atomic number derived? What is the atomic mass or weight?

A: Mass number is the total number of protons and neutrons in an atomic nucleus. Atomic number is the…

Q: nd 12 electrons

A: Answer If the atomic number of element (Z) is 12 Atomic mass(A) =25 No. of protons= No of…

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: What does it mean to say that a substance is radioactive?

A: A substance composed two or more elements bonded together via chemical bonds is known as a compound.…

Q: Define the terms protons, neutrons, and electrons?

A: Answer- In an atom there are 3 different type of sub atomic particles called as proton, neutron and…

Q: The following are the six most common elements in the human body: oxygen, carbon, hydrogen,…

A: An element is a substance consisting only of atoms that all have the same numbers of protons.

Q: Carbon 14 is an isotope of Carbon-12. What makes Carbon 14 an isotope?

A: Isotopes refer to the atoms of the same chemical element that possess a different number of neutrons…

Q: Distinguish atomic number from mass number.

A: Atoms consist of a nucleus made of positively charged protons and neutral charged neutrons orbited…

Q: What does the atomic number tell us about an atom

A: The atomic number which is denoted by Z of a chemical element uniquely identifies the chemical…

Q: Which of the following levels in the shell model of an atom can hold up to two electrons?   A. The…

A: The model of the shell is partially similar to the model of the atomic shell that defines the…

Q: Elements have varying numbers of protons, neutrons, and electrons.True or false?

A: Atom is the smallest particle of an element that is composed of subatomic particles such as,…

Q: The atomic mass of an element can be used to determine A) the chemical properties of the element…

A: Atoms consist of three basic particles: protons, electrons, and neutrons. The nucleus (center) of…

Q: Arrange in order of increasing atomic size. (a) the period 2 elements Li, C, and F (b) the group…

A: According to the question, we have to arrange the following period or group elements in order of…

Q: What are the possible energy states for atomic carbon?

A: Atomic carbon is considered the simplest form of carbon and it is also termed as mono carbon.

Q: The mass number of an atom depends primarily on the number of protons and neutrons. positrons.…

A: An atom is the smallest unit of any matter. It has three subatomic particles; neutrons, protons, and…

Q: 3) What defines the atomic number of an element? a. The number of electrons. b. The number of…

A: It is the number of protons in the nucleus.

Q: What is the maximum number of electrons in the 1s orbital of an atom?

A: In this question, we have to answer the maximum number of electron found in 1s orbital.

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: Isotopes differ from each other only in the number of electrons they contain.   Select one: a. True…

A: Electrons are subatomic particles. They carry a negative charge.A proton and an electron have the…

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: Carbon-14 is a radioactive material. It contains 6 protons and 8 neutrons. During the process of…

A: The objective of the question is to understand the changes that occur in the atom of Carbon-14…

Q: Which of the following substances is an element? O salt O glucose O water iron

A: Structural level of organization of body is very important to determine basic architecture. It…

Q: Malnourishment results when there is

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

Q: If you add an electron to fluorine, what will result? A) a negatively charged anion O B) a different…

A: Anion: negatively charged ion. Cation: positively charged ion.

Q: According to chemist John Dalton, if one mole of oxygen is combined with two moles of hydrogen to…

A: The atomic mass of an element is the weighted average mass of the atoms in a naturally occurring…

Q: Complete the following table Symbol # protons # electrons # neutrons Atomic Mass Number Number 6°CO…

A: The atomic number is considered as the number of protons exhibit in the nucleus. These protons…

Q: Oxygen has 8 protons, 8 neutrons, and 8 electrons. What is its atomic mass?(a) 8 (b) 16 (c) 24 (d)…

A: In the atmosphere, different elements, atoms, molecules are present like nitrogen, hydrogen, carbon,…

Q: What two elements besides H and N make up the bulk of living matter?

A: All the living matter (living organisms) on earth is made up of the same substances (molecules,…

Q: 95.859 The mass of the object is 95.85 grams The weight of the object is 95.85 grams The mass of the…

A: There are several measurement instrument that are used in the laboratory to measure different types…

Q: What are some of the applications of Tc-99m? While harder to access, another radioactive isotope of…

A: As per the guidelines, we are allowed to do the first three subparts if more than three are given in…

Q: What if there are a different number of Neutrons? Sometimes elements have a different number of…

A: Isotope is a variant form of an element which has the same number of protons but a differing number…