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Understanding the Meaning of 81/35 in Chemistry The “81/35” notation identifies a specific isotope of the element Bromine, where “35” represents its atomic number, indicating the number of protons, and...

Chemistry Jobs with a TS Clearance Chemistry jobs requiring a Top Secret (TS) clearance primarily exist within government agencies and defense contractors engaged in sensitive research, development, and manufacturing. Such...

Which Cooking Oil Is Suitable for Lubricating Metal and Plastic? Food-grade mineral oil and certain cooking oils like almond oil are suitable for lubricating metal and plastic, considering safety, effectiveness,...

DIY Chemists – An Extreme, But Cautionary Case of Mixing Lye and Hydrogen Peroxide Mixing sodium hydroxide (lye) and hydrogen peroxide can cause severe, potentially fatal chemical burns due to...

Where Can I Find Past ACS Organic Chemistry Exams? Past ACS Organic Chemistry exams are not publicly available because they are controlled and proprietary tests. The American Chemical Society (ACS)...

Support This Lego Periodic Table The Lego Periodic Table project has garnered support for its educational value and creative presentation. It offers a colorful, detailed model of the periodic table,...

How to Get Rid of DMF Removing N,N-Dimethylformamide (DMF) effectively depends on the compound’s properties and laboratory conditions. Common techniques include drying, washing, azeotropic removal, and purification methods to reduce...