ChemCafe — science, chemistry and physics made simple – Page 18 of 47 – Chem Cafe is a place to share and discuss new scientific research. Read about the latest advances in chemistry, physics, astronomy, biology, medicine, social science, and more. Find and submit new publications and popular science coverage of current research.

Posted inin Chemistry

Advice on Cutting Alumina/Al2O3 TLC Plates: Tools, Methods, and Tips for Success

Posted byby Franklin Veaux
4 days ago
0 Comments
5 min

Advice on Cutting an Alumina/Al2O3 TLC Plate Cutting an alumina (Al2O3) TLC plate requires careful technique and appropriate tools because of its hardness and brittleness. Cutting must be done from...

Posted inin Molecular

Pelagibacter ubique: Understanding Its Abundance and Key Molecular Mechanisms

Posted byby Franklin Veaux
4 days ago
0 Comments
3 min

Why Pelagibacter ubique is the Most Abundant Bacteria Pelagibacter ubique is the most abundant bacteria because it combines extreme cellular and genomic streamlining with highly efficient nutrient uptake and metabolic...

Posted inin Chemistry

Tips to Identify Electron Donating and Withdrawing Groups in Chemistry

Posted byby Franklin Veaux
4 days ago
0 Comments
3 min

How to Identify Electron Donating and Electron Withdrawing Groups Electron donating groups (EDG) increase electron density on the aromatic ring, while electron withdrawing groups (EWG) decrease it. The easiest way...

Posted inin Chemistry

Why Coffee-Cup Calorimeters Use q=m·C·ΔT While Bomb Calorimeters Use Total Heat Capacity

Posted byby Franklin Veaux
4 days ago
0 Comments
6 min

Understanding Heat Calculations in Coffee-Cup vs. Bomb Calorimeters Coffee-cup calorimeters use the formula q = m * c * ΔT because they calculate heat transfer based on the mass of...

Posted inin Chemistry

Are Alchemists Still Relevant in Today’s Scientific and Mystical Landscape?

Posted byby Franklin Veaux
4 days ago
0 Comments
2 min

Are Alchemists Still a Thing? Traditional alchemists, as known in antiquity, no longer exist today; their practices evolved into modern chemistry and science, while the mystical aspect of alchemy persists...

Posted inin Chemistry

Synthetic Amber Creation Through Tree Resin Polymerization: Insights and Guidance

Posted byby Franklin Veaux
4 days ago
0 Comments
4 min

Synthetic Amber by Polymerizing Tree Resin: Insights and Practical Guidance Synthesizing amber by polymerizing tree resin requires precise conditions and careful chemical understanding. It involves transforming resin acids under heat...

Posted inin Inorganic Chemistry

Basicity Vs Nucleophilicity: Key Differences and Practical Implications in Chemistry

Posted byby Franklin Veaux
4 days ago
0 Comments
3 min

BASICITY Vs NUCLEOPHILICITY: Understanding the Core Differences Basicity and nucleophilicity differ primarily because basicity is a thermodynamic property, reflecting the equilibrium state and affinity for protons (H+), while nucleophilicity is...

Posted inin Molecular

Impact of Resuspending DNA Pellet in 10X TE Buffer: Will Your DNA Be Affected?

Posted byby Franklin Veaux
4 days ago
0 Comments
1 min

Impact of Resuspending DNA Pellet in 10X TE Buffer Resuspending a DNA pellet in 10X TE buffer generally does not damage the DNA, but it can affect downstream applications. The...

Posted inin Chemistry

How Dangerous Is a 50% Sodium Hydroxide Solution? Risks and Safety Measures Explained

Posted byby Franklin Veaux
4 days ago
0 Comments
4 min

How Dangerous Is a 50% by Mass Sodium Hydroxide (NaOH) Solution? A 50% by mass sodium hydroxide (NaOH) solution is highly caustic and poses significant chemical hazards, notably severe skin...

Posted inin Chemistry

Why Electrolysis of Water Breaks Bonds Instead of Just Boiling It: A Detailed Comparison

Posted byby Franklin Veaux
4 days ago
0 Comments
5 min

Why Does Electrolysis of Water Break Bonds Rather than Boiling It? Electrolysis of water breaks molecular bonds because it uses electrical energy to induce chemical changes that split water molecules...