Published: Fri, 02 Dec 2016 11:15:27 +0000
2016-12-02T11:15:27ZHere are 10 facts about acids and bases to help you learn about acids, bases, and pH and complete your homework.
2016-12-02T11:15:27ZBaking powder and baking soda make baked goods rise. Learn the difference between them and how to make ingredient substitutions.
2016-12-02T11:15:27ZFind out why you want to take a nap after the big Thanksgiving Day feast. Let's talk turkey and learn about L-tryptophan and carbohydrate metabolism.
2016-12-02T11:15:27ZSee how to calculate the concentration of a chemical solution in percent composition by mass, volume percent, molarity, molality, and normality.
2016-12-02T11:15:27ZBaking powder and baking soda are leavening agents that help baked goods to rise. Here is exactly how to substitute baking powder and baking soda.
2016-12-02T11:15:27ZChemistry happens in the real world, not just a lab. Here are 10 examples of chemical reactions in everyday life.
2016-12-02T11:15:27ZChemical changes occur when chemical reactions between substances form new products. Get examples of 10 chemical changes in everyday life.
2016-12-02T11:15:27ZThe atomic mass or atomic weight of an element is a weighted average of the isotopes. Here are 3 simple ways to calculate atomic mass of an element.
2016-12-02T11:15:27ZWhen you mix chemicals, you may get a chemical reaction. Learn about the different types of chemical reactions and get examples of the reaction types.
2016-12-02T11:15:27ZThis is a collection of printable worksheets to practice balancing equations. The printable worksheets are provided in pdf format with separate answer keys.
2016-12-02T11:15:27ZThese are questions an educated person should be able to answer relating to chemistry in the everyday world.
2016-12-02T11:15:27ZBorax is a common household and commercial chemical. Here's a look at what borax is, some facts about borax and how you can get borax.
2016-12-02T11:15:27ZPhysical changes involve a new form or shape of matter, but no chemical reaction. This is a list of 10 examples of physical changes.
2016-12-02T11:15:27ZDNA and RNA both carry genetic information, but there are differences between them. This is a comparison of the differences between DNA versus RNA.
2016-12-02T11:15:27ZKeep your living Christmas tree alive. Here's how to make homemade Christmas tree food or cut flower preservative.
2016-12-02T11:15:27ZThe difference between independent and dependent variables in an experiment is which variable is being measured. Here's how to tell them apart.
2016-12-02T11:15:27ZpH and pKa are ways to express strength of acids. Here's the relationship between the two values and how to use the Henderson-Hasselbalch equation.
2016-12-02T11:15:27ZThese are properties of covalent compounds, also known as molecular compounds.
2016-12-02T11:15:27ZSulfuric acid is a useful acid to have on hand for a variety of home chemistry projects. However, it is not easy to obtain. Fortunately, you can make it yourself.
2016-12-02T11:15:27ZThis is a list of 10 examples of mixtures and an explanation of whether the mixture is heterogeneous or homogeneous.
2016-12-02T11:15:27ZYou can teach yourself general chemistry with this step-by-step introduction to the basic concepts.
2016-12-02T11:15:27ZYou may be thinking the acid in the Alien blood in the popular movie is pretty far-fetched, yet there is an acid that is even more corrosive! Learn about the word's strongest superacid.
2016-12-02T11:15:27ZLearn about Lewis structures, also called electron dot structures and get step-by-step help drawing them.
2016-12-02T11:15:27ZDistillation is one method of water purification. Is distilled water safe to drink or as good for you as other types of water? The answer depends on a few different factors.
2016-12-02T11:15:27ZFind out why you cry when you cut onions and how you can keep it from happening.
2016-12-02T11:15:27ZHave you ever wondered how much of your body is water? The percentage of water depends on age and gender. Here's how much water is inside you.
2016-12-02T11:15:27ZGet examples of types of solids, liquids, and gases and learn about the transitions or phase changes between them.
2016-12-02T11:15:27ZGet interesting facts about the discovery, properties, uses, and abundance of the element fluorine.
2016-12-02T11:15:27ZIt's easy to grow your own sparkling clear or colored borax crystal snowflakes. Here's what you do.
2016-12-02T11:15:27ZHere are some examples of physical changes and chemical changes, along with an explanation of how you can tell physical and chemical changes apart.
2016-12-02T11:15:27ZMixing bleach and ammonia is extremely dangerous, since toxic vapors will be produced. Here are the chemical reactions involved and first aid advice.
2016-12-02T11:15:27ZHere's a reference pages that describes the major laws of chemistry.
2016-12-02T11:15:27ZThis is a list of 10 examples of materials that are electrical conductors and insulators and an explanation of why some materials conduct better than others.
2016-12-02T11:15:27ZLearn how to classify inorganic chemical reactions into one of these four general categories.
2016-12-02T11:15:27ZThe reaction between baking soda and vinegar is used in chemical volcanoes. Here is the equation for the reaction between baking soda and vinegar.
2016-12-02T11:15:27ZHeterogeneous and homogeneous are types of mixtures in chemistry. Learn about the difference between these mixtures and get examples of each type.
2016-12-02T11:15:27ZHere's a list of all of the chemical elements of the periodic table ordered by increasing atomic number. The names and element symbols are provided.
2016-12-02T11:15:27ZThere are lots of reasons why you should study chemistry, even if you aren't interested in science or want a job in chemistry. Here are reasons to study chemistry.
2016-12-02T11:15:27ZAt what temperature does water boil? What determines the boiling point of water? Here's the answer to this common question.
2016-12-02T11:15:27ZMixing bleach and vinegar is a bad idea because it produces toxic chlorine gas. Here's what you should know about mixing these chemicals.
2016-12-02T11:15:27ZHere's an explanation of what STP is in chemistry and why it is useful, particularly when dealing with gases.
2016-12-02T11:15:27ZLearn how formulas of ionic compounds work and see examples of compounds, their cations, and their anions.
2016-12-02T11:15:27ZDrawing Lewis structures can be a straightforward process if the proper steps are followed. These instructions will show how to draw Lewis structures for molecules.
2016-12-02T11:15:27ZThe ideal gas law is an important concept in chemistry. This is a collection of ten chemistry test questions and answers relating to ideal gas laws.
2016-12-02T11:15:27ZGet the definitions for independent and dependent variables, examples of each variable, and the explanation for how to graph them.
2016-12-02T11:15:27ZHere is an explanation of what chemical properties are, plus several examples of chemical properties of matter.
2016-12-02T11:15:27ZThese are step by step instructions for growing your own sugar crystals or rock candy, which you can eat!
2016-12-02T11:15:27ZLearn whether it's safe to drink bleach, what happens if you do, and if it can kill you. Learn whether drinking bleach can help you pass a drug test
2016-12-02T11:15:27ZHere is the nomenclature or naming rules for molecular compounds, plus examples of how to name the compounds.
2016-12-02T11:15:27ZMolarity is a unit of concentration measuring the number of moles of a solute per liter of solution. Here is how to calculate molarity of a solution.
2016-12-02T11:15:27ZThe chemical volcano is the classic science fair project. This step-by-step recipe will show you how to make your own baking soda volcano.
2016-12-02T11:15:27ZOrganic and inorganic compounds are the basis of chemistry. Here is the difference between organic and inorganic, plus examples of each type.
2016-12-02T11:15:27ZWhat is the freezing point of water or the melting point of water? Are the freezing and melting point the same? Here's the answer to these common questions.
2016-12-02T11:15:27ZThis is a list or table of elements that are radioactive. This list has the element name, most stable isotope and half-life of most stable isotope.
2016-12-02T11:15:27ZThis is a classic recipe for homemade slime. It's super-easy, plus I included tips for success.
2016-12-02T11:15:27ZLearn about the parts of the periodic table and how to use the table organization to predict element properties.
2016-12-02T11:15:27ZFind out whether the taurine in Red Bull came from bull semen and why the ingredient is in the drink in the first place.
2016-12-02T11:15:27ZLab reports are an essential part of all laboratory courses and a significant part of your grade. Here's a format for a lab report to use.
2016-12-02T11:15:27ZIsotopes are one form an element can take. This is the definition of an isotope, with examples.
2016-12-02T11:15:27ZDo you know what the strongest acid is? I'll give you a hint. It's not hydrochloric acid nor is it sulfuric acid.
2016-12-02T11:15:27ZThe gas constant or R is an important constant in the ideal gas law. This is the definition and value of the gas constant.
2016-12-02T11:15:27ZRNA or ribonucleic acid is used to translate instructions from DNA to make proteins in your body. Here are 10 interesting and fun facts about RNA.
2016-12-02T11:15:27ZClick on this handy interactive periodic table of the elements to learn about periodic table trends and look up element facts and figures.
2016-12-02T11:15:27ZLooking for free PDF chemistry worksheets that you can print? The answers to the questions are available on separate pages so you can fill them out and then check your work.
2016-12-02T11:15:27ZHere are 5 common examples of chemical weathering, a collection of processes that change rocks via chemical reactions.
2016-12-02T11:15:27ZCations and anions are both ions, differing in the net electrical charge of the ion. Here is how to tell them apart.
2016-12-02T11:15:27ZThese are the element groups found in the periodic table of the elements. There are links to lists of elements within each group.
2016-12-02T11:15:27ZHave you ever wondered what pH stands for or where the term originated? Here is the answer to the question and a look at the history of the pH scale.
2016-12-02T11:15:27ZThese are examples of covalent bonds and covalent compounds and an explanation of the type of atoms expected to form this type of chemical bond.
2016-12-02T11:15:27ZA calorimeter is a device used to measure heat flow in a chemical reaction. Learn about the coffee cup calorimeter and the bomb calorimeter.
2016-12-02T11:15:27ZThis is the definition of an independent variable, with examples. An independent variable is one of the key factors in a scientific experiment.
2016-12-02T11:15:27ZThe octet rule is used to predict compound molecular structures . Here are the exceptions to the octet rule and how it applies to Lewis structures..
2016-12-02T11:15:27ZAtoms are the smallest units of each element and the building blocks of matter. Here's how to make an atom model using common materials.
2016-12-02T11:15:27ZThere are 6 main types of solids, each characterized by specific properties and structures. Here is a look at how to categorize solids.
2016-12-02T11:15:27ZBorax is the common name of sodium borate decahydrate. Learn the chemistry of borax, how it cleans, and how to use it safely.
2016-12-02T11:15:27ZWhat is the importance of chemistry? Why would you want to learn about chemistry? Chemistry is the study of matter and its interactions with other matter and energy. Here's a look at the importance of chemistry and why you should study it.
2016-12-02T11:15:27ZThe chemical elements are the building blocks of all matter. Here are interesting and essential element facts you need to know.
2016-12-02T11:15:27ZThis is the definition of polar bond as the term is used in chemistry, with examples of molecules that have polar bonds.
2016-12-02T11:15:27ZHave you ever wondered why atoms form chemical bonds with other atoms? Here's the scientific reason and an explanation of stability.
2016-12-02T11:15:27ZChemistry is a fascinating science, full of unusual trivia! Here are some fun and interesting chemistry facts for you.
2016-12-02T11:15:27ZThe normality of a solution is the gram equivalent weight of a solute per liter of solution. Here's an example of how to calculate the normality of a solution.
2016-12-02T11:15:27ZMake pH indicator solution using cabbage. Red cabbage juice indicator is easy to make, exhibits many colors, and can be used to make pH paper strips.
2016-12-02T11:15:27ZUnderstanding acids and bases is important in chemistry. Here's an introduction to acids and bases, with definitions for key acid and base terms.
2016-12-02T11:15:27ZThe laws of thermochemistry are used to describe the heat or energy flow of chemical reactions. Understanding the values of a reaction's enthalpy will help determine whether the reaction is endothermic or exothermic.
2016-12-02T11:15:27ZHere's how to calculate theoretical yield or how much product will be produced with given quantities of reactants.
2016-12-02T11:15:27ZPercent error or percentage error is the difference between an approximate or measured value and an exact or known value. Here is how to calculate percent error.
2016-12-02T11:15:27ZThis is an alphabetical list of worked example chemistry problems. Printable worksheets with questions and answers are also provided.
2016-12-02T11:15:27ZHere is how to define anode and cathode and how to tell them apart. There's even a mnemonic to help keep them straight.
2016-12-02T11:15:27ZSeveral factors affect the rate at which chemical reactions proceed. Understanding these factors will help you predict the direction and speed of a chemical reaction.
2016-12-02T11:15:27ZThere are seven elements that form homonuclear diatomic molecules or simple molecules with their own atoms. This is a list of the 7 diatomic elements.
2016-12-02T11:15:27ZWriting balanced chemical equations is essential for chemistry class. Here are examples of 10 balanced equations you can review or use for homework.
2016-12-02T11:15:27ZFind out what alum is and how it's used. Learn about the different types of alum and whether they are safe.
2016-12-02T11:15:27ZThere's more than one way to make slime. Actually, there are lots of different recipes! Here are some of the best recipes for different types of slime, from normal slimy slime to eerie glow-in-the-dark slime.
2016-12-02T11:15:27ZChemistry is a big part of your everyday life. You find chemistry in daily life in foods you eat, air you breathe, soap, your emotions and literally every object you can see or touch. Here's a look at some examples of everyday chemistry.
2016-12-02T11:15:27ZHere's an explanation of what stoichiometry is, the types of problems it covers, and why it is important to understand it.
2016-12-02T11:15:27ZThe periodic table organizes the elements according to their periodic properties. Find 10 periodic table facts that are interesting and informative.
2016-12-02T11:15:27ZPopular holiday plants may be poisonous or toxic, especially to children and pets. Here are common poisonous holiday plants and how bad they are.
2016-12-02T11:15:27ZHere are the first 20 elements of the periodic table, their atomic numbers, and the element symbols.
2016-12-02T11:15:27ZIn the melting ice experiment, make a colorful ice sculpture while learning about freezing point depression and erosion.
2016-12-02T11:15:27ZThis is a list of materials that glow under ultraviolet or black light because they contain fluorescent or phosphorescent molecules.