Maryam Salami’s Post

In chemistry, Basicity and Acidity are two fundamental concepts: *Acidity:* - Acidity refers to the ability of a substance (acid) to donate a proton (H+ ion) or release a hydrogen ion in a solution. - Acids are substances that increase the concentration of hydrogen ions (H+) in a solution. - Examples: Hydrochloric acid (HCI), Sulfuric acid (H2SO4), Acetic acid (CH3COOH) *Basicity:* Basicity refers to the ability of a substance (base) to accept a proton (H+ ion) or release a hydroxide ion (OH-) in a solution. - Bases are substances that increase the concentration of hydroxide ions (OH-) in a solution. - Examples: Sodium hydroxide (NaOH), Calcium hydroxide (Ca(OH)2), Ammonia (NH3) The key difference: - Acids release H+ ions, while bases release OH- ions. Understanding acidity and basicity is crucial in chemistry, as it helps predict how substances will react and interact with each other.

The double diffusion method is a powerful technique used in crystal growth, especially within a gel medium. This method involves gradually diffusing ions from two separate solutions into a gel from opposite directions. As the ions meet within the gel, they react to form a precipitate, which then slowly crystallizes. The gel acts as a matrix that controls the diffusion rate, allowing for the orderly formation of crystals. This controlled environment is crucial for producing high-quality crystals with fewer defects, making the double diffusion method valuable in research and industrial applications. It is widely used in fields like chemistry, materials science, and pharmaceuticals to grow crystals that are otherwise difficult to form in solution. The figure attached shows a classic double diffusion setup, featuring two large reservoirs. One reservoir contains a solution of copper(I) chloride (CuCl) mixed with hydrochloric acid (HCl), while the other is filled with distilled water. Between these reservoirs lies a gel column, which facilitates the slow and controlled diffusion of ions. This setup allows for the crystallization of substances within the gel, providing a stable environment for growing well-formed crystals. (Crystals in Gels and Liesegang Rings, HEINZ K. HENISCH, 1988)

Effect of NaCl and KCl on the Micellization of Sodium Dodecyl Sulfate and Sodium Dodecyl Benzene Sulfonate in Presence of Cephradine Monohydrate Through Conductivity Read the Article here: https://bit.ly/3S5f94b Chittagong University of Engineering & Technology #CMC #Micelle #MicelleionizationValue #SpecificConductivity #chemistry #biochemistry #nanomaterial #analyticalchemistry #chemicalengineering #Phytochemicals #ChemicalSciences #ChemicalTechnology

In chemistry, Basicity and Acidity are two fundamental concepts: *Acidity:* - Acidity refers to the ability of a substance (acid) to donate a proton (H+ ion) or release a hydrogen ion in a solution. - Acids are substances that increase the concentration of hydrogen ions (H+) in a solution. - Examples: Hydrochloric acid (HCl), Sulfuric acid (H2SO4), Acetic acid (CH3COOH) *Basicity:* - Basicity refers to the ability of a substance (base) to accept a proton (H+ ion) or release a hydroxide ion (OH-) in a solution. - Bases are substances that increase the concentration of hydroxide ions (OH-) in a solution. - Examples: Sodium hydroxide (NaOH), Calcium hydroxide (Ca(OH)2), Ammonia (NH3) The key difference: - Acids release H+ ions, while bases release OH- ions. Understanding acidity and basicity is crucial in chemistry, as it helps predict how substances will react and interact with each other.

EmSAT Chemistry sample questions part 1 of 20 #emsat #chemistry #chemicalfoundation #emsatexam #properchoice #emsatuae

How to optimize ethanol to butadiene reaction⁉️ A confined etching route that could selectively increase the hashtag #microporous structure of hashtag #zeolite is developed using hashtag #ethanol/amine buffer solution. Read the communication from Prof. Meng Zhang at Sun Yat-sen University and Dr. Weijie Hu at Guangdong University of Petrochemical Technology 👉 https://lnkd.in/gg4qS2pk Royal Society of Chemistry, Engineering #RSCEng, Materials #RSCMat

How to optimize ethanol to butadiene reaction⁉️ A confined etching route that could selectively increase the hashtag #microporous structure of hashtag #zeolite is developed using hashtag #ethanol/amine buffer solution. Read the communication from Prof. Meng Zhang at Sun Yat-sen University and Dr. Weijie Hu at Guangdong University of Petrochemical Technology 👉 https://lnkd.in/gg4qS2pk Royal Society of Chemistry, Engineering #RSCEng, Materials #RSCMat

Chemistry of Aniline #C6H5NH2

-Coordination chemistry (group work) •Second lab:Determination of sulphate percentage in the complex The results are: percentage of sulphate in the complex =34% (part 2) to be continued….