Education

8 Examples Of Chemistry

Chemistry is the study of matter and its properties. Chemistry begins with a broad survey of the physical world, with subject-specific disciplines then following that. A course in chemistry will typically focus on a specific area of study, such as organic chemistry or analytical chemistry. Chemistry is a highly diverse field; its scope encompasses several different branches of sciences, such as physics and mathematics, to name two examples. Describe the shapes and relative energies

Chemistry students are often required to take a number of science classes in addition to their chemistry coursework. Such classes might include physics and physical chemistry, which is a math-heavy course that covers quantum mechanics. Other related courses might be biology and organic chemistry, for instance.

Students pursuing a degree in analytical chemistry are typically required to take many of the same science classes as those who study other areas of chemistry, such as organic or physical chemistry. However, while they will focus primarily on analytical techniques, they may also study the nature of matter or the principles of physical measurements and experiments. Analytical chemists generally work in laboratories and use various scientific instruments, such as spectrometers or microscopes, to analyze substances like chemicals or foods.

8 amazing and shocking examples of chemistry are:

1. Chemistry – pH Scale

pH is a scale that measures how acidic or basic a substance is. It is defined as the negative logarithm of the hydrogen ion (H+) concentration. Given that the solutions with higher H+ concentration have lower pH, solutions with higher acidity (lower pH) have lower H+ concentrations than solutions with lower acidity (higher pH). The ‘p’ stands for potential, which refers to the ability of an agent to do work. The numerical value of the pH depends on both the magnitude of [H+] and the decimal logarithm function. The pK scales for different molecules are used to compare their relative acidities and basicities by comparing their pH values.

2. Chemistry – High Pressure

High pressure refers to high atmospheric pressure. It is measured in terms of how many pounds force per square inch the atmospheric pressure is. The units for measurement are the pascals (Pa), often abbreviated as “psi”. This applies to the weight of the air above a column, not to the weight of the column itself.

3. Chemistry – Cement

Cement, also known as Portland cement, which is a binder used in construction and other industries. Cement is basically a mixture of calcium oxide (CaO), silica (SiO 2 ) and alumina (Al 2 O 3 ). These ingredients are mixed together in specific proportions so that it can harden under high pressure and temperature. This process is known as the ‘slurry method’ in which calcium hydroxide (Ca(OH) 2 ) is formed by reacting calcium oxide (CaO) with water.

4. Chemistry – Caffeine

Caffeine is a stimulant drug, extracted from the seed of the coffee plant, Coffea arabica. It is widely used to increase alertness and to prevent sleepiness; hence it has become widely known on the streets as “the fourth” (fourth behind “alcohol”, “nicotine” and “marijuana”) major drug of addiction. The primary metabolite of caffeine is paraxanthine (known as theophylline in its chemical structure). Paraxanthine can also be found in many other beverages, such as tea and chocolate. Caffeine shares some of the pharmacological effects of both nicotine and cocaine.

5. Chemistry – Fluorine

Fluorine is a chemical element with symbol F and atomic number 9, which was discovered in 1894 by Henri Moissan, who called it “fluorsdium”. Fluorine is highly reactive, especially at low temperatures, but also shows strong metallic bonding properties.

6. Chemistry – Carbon Dioxide

Carbon Dioxide is a gas that is mostly used as a refrigerant, but its use in the atmosphere has been proposed as a means of slowing global warming. Carbon dioxide also occurs in large quantities in the atmosphere, and it is becoming an increasingly important greenhouse gas through the effect it has on heat absorption by the Earth’s atmosphere.

7. Chemistry – Lycopene

Lycopene is a red pigment that occurs naturally in tomatoes and some other plant species, although it usually has little color unless it undergoes enzymatic oxidation to give it its purple pigmentation. Lycopene is one of the carotenoid pigments; others include beta-carotene and lutein.

8. Chemistry – Diamonds

Diamonds are naturally occurring gemstones that are composed of a crystalline form of the element carbon (C). They have been known to mankind for thousands of years. Since the mid 1600s, most diamonds have come from Central and Southern Africa, where they are still found today. Most diamonds contain impurities, usually small traces of nitrogen (about 1% by volume), because the formation of diamond requires very high pressure and temperature conditions to create carbon in its purest form, from which natural diamonds are crystallized.

Conclusion:

The above examples of chemistry are some of the most amazing and shocking examples in the world. The pH scale is the best example for us to study the concept of chemistry. The high pressure is used in industries and laboratories. Cement is basically a mixture of calcium oxide (CaO), silica (SiO 2 ) and alumina (Al 2 O 3 ). These ingredients are mixed together in specific proportions so that it can harden under high pressure and temperature. This process is known as the ‘slurry method’ in which calcium hydroxide (Ca(OH) 2 ) is formed by reacting calcium oxide (CaO) with water.

Aaron Finch

There are many labels that could be given to describe me, but one thing’s for certain: I am an entrepreneur with passion. Whether it's building websites and social media campaigns for new businesses or traveling the world on business trips - being entrepreneurs means constantly looking at yourself in a different light so as not get bored of your own success!

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