It is a branch of natural science that examines the building blocks of matter, including the atoms, molecules, and ions that make up compounds and their composition, structure, behaviour, and changes that occur when they interact with other things. The quantum mechanical approach is currently used...
One chemical aspect to consider when examining a substance is whether it is acidic or basic. Acidic substances have a pH of less than 7, while basic substances have a pH of more than 7. Neutral substances, such as pure water, have a pH of exactly 7, which is the center of the pH ...
Homogenous and Heterogeneous Mixture: A homogenous mixture is a mixture that is uniform in composition. On the other hand, a heterogeneous mixture is one that is not uniform in composition. Answer and Explanation: The correct choice is option e). A sheet...
At Summer Body Now, we believe in a holistic approach to health and wellness. We don’t preach boot-camps, harsh diets or the “no pain, no gain” methods. We believe that whole life wellness is a nice balance between health, fitness and getting to know yourself. It may sound funny ...
A chemical is any substanceconsisting of matter. This includes any liquid, solid, or gas. A chemical is anypure substance(an element) or any mixture (a solution, compound, or gas). They can either occur naturally or can be created artificially. ...
The first to leave a description of the abandoned Coptic monastery that had once stood on top of the ruins of the temple of Hatshepsut was the famous English explorer Richard Pococke who stopped here in 1737. Jean-François Champollion copied the texts from the temple’s granite portals and...
Which of the following is an example of a homogeneous mixture? a. air b. orange juice with pulp c. raw milk d. marble Mixtures: When two or more chemical species are mixed together without affecting their chemical integrity, a mixture is f...
a. H2O b... Question: Which substance is a common reducing agent used in the production of metals from ores? a. {eq}H_2O {/eq} b. {eq}Na_2Cr_2O_7 {/eq} c. {eq}C {/eq} d. {eq}NaCl {/eq} Ores Ores contain minerals and are found...