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

Q: Molecules that have the same formula but a different structure are called what? Why does a different…

A: Elements are chemical compounds that have the same number of atoms. Chemical compounds are made up…

Q: Define salt

A: Salt is a chemical compound consisting of an ionic assembly of an ionic assembly of cations and…

Q: Which four elements occur in virtually all biological molecules?

A: The biological molecules are comprised of carbohydrates, fats, proteins, and nucleic acids. All…

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: Molecules that can behave as an acid or as a base are called _____________.

A: A molecule that can donate a hydrogen ion or a proton in the solution or can pair up with an…

Q: Which four chemical elements make up approximately 96% of living matter?

A: The concept of generation of life and living organisms from chemical compounds has been explained by…

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: how many atoms do we have in our body?

A: The human body contains hydrogen, oxygen, carbon, nitrogen and may other elements.

Q: what are the parts of an atom located? What is the structure? what are these subatomic particles…

A: The structure, parts and subatomic particles of an atom.

Q: How many atoms do we have?

A: There are number of factors that determine the trace of atoms in an human being ,such as…

Q: What does the atomic mass of an element represent?

A: Elements Element is the basic fundamental part of matter which is the basic unit of every matter…

Q: The fundamental unit of matter, both in living and non-living matter, is the

A: All the things in the world are divided basically into two groups, living things, and nonliving…

Q: Distinguish between activity of metal and activity of nonmetal

A: Scientists classify elements based on their properties. Based on the chemical and physical…

Q: The molecule in the accompanying figure contains

A: Fatty acids are the building blocks of the fat in our bodies and within the food we tend to eat.…

Q: Which elements in each pair is more metallic? Silicon or aluminum

A: Introduction: A pure substance that can't be separated by compound methods, comprising of molecules…

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: How are atoms formed?

A: The current view is that atoms are made up of protons and neutrons (which in turn are made up of…

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: 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: 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: Relate atomic structure to the periodic table of the elements

A: Atom is smallest unit of matter which forms element Atomic structure can be defined as structure of…

Q: Explain the boiling point of a compound ?

A: The melting point is the temperature when a solid substance is starting to convert into liquid. The…

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: If 10 magnesium atoms and 10 chlorine atoms were allowed to bump into each other, could they combine…

A: Magnesium and Chlorine combine to form salt magnesium chloride, MgCl2, where one magnesium cation…

Q: Describe the characteristics of transition metals.

A: Elements that have d orbit partially filled are known as Transition elements. These metals come…

Q: What is the surface of Mercury like?

A: Hello, thank you for your question, We are helping you with answer.

Q: Compare an element and a compound.

A: A chemical element is the substance, whose all atoms have same number of protons that means all of…

Q: What are Atoms are composed of?

A: Atoms are the fundamental building units of ordinary matter. Atoms may combine to form molecules…

Q: Describe the electrical charge, mass, and location of the threemajor subatomic particles in an atom?

A: The Atom had been believed to be the smallest undivided particle possible in any element. Later on…

Q: if 10 magnesium atoms and 10 chlorine atoms were allowed to bump into each other, could they combine…

A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…

Q: Where within an atom are the three types of subatomic particles located?

A: Atom is composed of tiny subatomic particles called protons, neutrons, and electrons.

Q: What is the atomic number, atomic mass, and isotopes?

A: An element, a type of matter, indicates a pure substance that has unique chemical and physical…

Q: _____________ are macromolecules with no fixed molecular weights.

A: A macromolecule is a biomolecule which large in size and high molecular weight.

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: What are acids and bases?

A: An acid-base reaction is a chemical reaction that occurs between an acid and a base. It can be used…

Q: Classify a molecule as organic or inorganic when given a molecular formula

A: The molecular formula of a compound signifies the actual number and type of atoms present in a…

Q: Name several inorganic compounds.

A: Inorganic compounds: These are those compound which does not contain hydrogen and carbon bond where…

Q: If water were a non polar molecule, how would its properties be different?

A: water is one of  the most important molecule on earth . it is formed via a central oxygen atom and…

Q: What is the difference between organic and inorganic compound?

A: Compounds  Compounds are said to be of two types; organic and inorganic compounds. These are the…

Q: what makes Isotopes of an element different from one another?

A: Isotopes have variation in number of neutrons they posses but number of protons and electrons remain…

Q: How many different elements are there in the molecule?

A: Elemental composition of C8H11NO2   Element Symbol # Carbon C 8 Hydrogen H 11 Nitrogen N 1…

Q: Make a Balance diagram for a chemical substance?

A: Balance means equilibrium of input and output. Thus, for any chemical substance, the balance is the…

Q: What types of chemical bonds form between hydrogen and oxygen atoms?

A: Chemical bonds: An atom or ions are joined together in molecules or compounds by chemical bonds.…

Q: what is a chemical compound

A: Chemicals are found everywhere in the universe. It also makes up biological molecules. These…

Q: Distinguish between polar and ionic compounds.

A: A polar bond is formed due to sharing of electrons and ionic bonds are formed by a complete…

Q: Define the terms molecules and ions?

A:

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