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Physics & Chemistry
How Do I Know If an Ion Is Negative or Positive? To determine if an ion is negative or positive, one primarily considers the element’s position on the periodic table...
The Importance of Stupidity in Scientific Research Stupidity—or more precisely, the acknowledgment of one’s limitations and ignorance—is essential in scientific research because it fosters curiosity, critical questioning, and continual learning...
Interesting Bands on a pRAD1 Mini Prep The distinct bands observed on an agarose gel after a pRAD1 mini prep represent different conformations of plasmid DNA, including nicked, linear, supercoiled,...
Covalent Bond vs Hydrogen Bond Covalent and hydrogen bonds differ fundamentally in their nature, strength, and electron behavior. Covalent bonds involve sharing electrons between atoms to form a stable molecule....
Why Dry Ice Can’t Be Stored Indefinitely but Liquid Nitrogen Can Dry ice cannot be stored indefinitely because it sublimates at atmospheric pressure and normal freezer temperatures, while liquid nitrogen,...
Does Aluminium Absorb Harmful Chemicals? Aluminium surfaces can trap and absorb harmful chemicals due to microscopic scratches and pores. Containers previously exposed to chemicals may
Not a Chemist, Trying to Avoid a Scam: Understanding Hypochlorous Acid vs. Bleach Hypochlorous acid (HOCl) and household bleach (sodium hypochlorite, NaClO) are chemically distinct
Reduction with DIBAL-H: A Detailed Overview DIBAL-H reduction of esters to aldehydes requires careful control due to the exothermic nature and fast kinetics of the
Correcting Steps to Writing a Redox Reaction with Half-Equations Writing a balanced redox reaction using half-equations requires careful handling of electrons, species, and charge. The
How Do I Know If an Ion Is Negative or Positive? To determine if an ion is negative or positive, one primarily considers the element’s