The periodic table of the elements is a representation of all known elements in an orderly array. The periodic law presented by Dmitri Mendeleev in 1869 stated that if the (known) elements are arranged by atomic
this would be a whole number, adding the number of protons, neutrons, and electrons together for the atom. However, the value given in the periodic table is an average of the mass of allisotopesof a given element. While the number of ...
In chemistry, concentration refers to the amount of a substance in a defined space. Another definition is that concentration is the ratio ofsolutein a solution to eithersolventor totalsolution. Concentration is usually expressed in terms ofmassper unitvolume. However, the solute concentration may al...
What does chemical formula mean in science? What is the symbol for atomic number? What are some examples of chemical elements? What is the chemical symbol for helium? What is the chemical name for water? What chemical element is Co?
What Does Potential Energy Mean? Potential energyisenergyheld by an object that has yet to be released. Potential energy is often due to an object's height in a gravity field, electric charge, or stresses within the object. It is often referred to as "stored energy" or classified by its...
What does azeotropic mean in physical chemistry? What is a nuclear reaction in chemistry?Explore our homework questions and answers library Search Browse Browse by subject Ask a Homework Question Tutors available × Our tutors are standing by Ask a question and one of our academic experts will...
Other times, it can refer to an abbreviation, word, or acronym in science, philosophy, sports, or music. It all depends on the context. Keep reading to find out what te and TE can mean. Contents: What Does the Word Te Mean? What Does the Abbreviation TE Stand for? What Are Some ...
But, what does it mean to be alive? Living organisms have specific characteristics that distinguish them from non-living things. First, living things have a highly organized structure. There are many different parts working together, each with a specific job. Living organisms also respond to ...
Adsorption is a surface phenomenon in which particles or molecules bind to the top layer of material. Absorption, on the other hand, goes deeper, involving the entire volume of the absorbent. Absorption is the filling of pores or holes in a substance. ...
Have you ever wondered what the doctor is measuring when he does a lipid screen? Or why a lipid screen is even necessary to begin with? In this lesson, you will learn about how fats and lipids travel through your body and what those numbers really mean. ...