ChemCafe — science, chemistry and physics made simple – Page 87 of 276 – 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

Should I Be Concerned About Handling Carcinogenic Receipt Paper at Work? Key Risks and Safety Practices

Posted byby Franklin Veaux
4 weeks ago
0 Comments
5 min

Should I Be Concerned About Handling (Carcinogenic) Receipt Paper at My Job? Handling receipt paper that may contain chemicals like Bisphenol A (BPA) presents some exposure risk, but current evidence...

Posted inin Chemistry

DIY Odor Elimination Gel: Effective Alternatives to Azuna with Simple Formulations

Posted byby Franklin Veaux
4 weeks ago
0 Comments
7 min

DIY Alternative to Azuna Odor Elimination Gel: Effective Formulations An effective DIY alternative to Azuna (odor elimination gel) relies primarily on tea tree oil as the active antimicrobial ingredient, combined...

Posted inin Inorganic Chemistry

Why Certain Resonance Structures Cannot Exist: Rules and Limitations Explained

Posted byby Franklin Veaux
4 weeks ago
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7 min

Why Does This Resonance Structure Not Exist? The resonance structure showing a pentavalent carbon does not exist because it violates the octet rule, exceeds carbon’s atomic orbital capacity, misrepresents hybridization...

Posted inin Chemistry

Choosing “a” or “an” with Chemical Symbols: A Guide to Correct Usage

Posted byby Franklin Veaux
4 weeks ago
0 Comments
3 min

Using “a” or “an” Before Chemical Symbols: Clarifying the Correct Article The choice between “a” or “an” before a chemical symbol depends on the pronunciation of the element’s full name,...

Posted inin Inorganic Chemistry

Effective Strategies to Understand and Study Organic Chemistry 2 for Success

Posted byby Franklin Veaux
4 weeks ago
0 Comments
4 min

How to Understand and Study Organic Chemistry 2 Understanding and studying Organic Chemistry 2 demands a strategic approach combining thorough note-taking, concept mastery, and steady practice. Success comes from daily...

Posted inin Chemistry

Is Drinking pH 9.5 Water Healthy? Analyzing Benefits, Risks, and Scientific Insights

Posted byby Franklin Veaux
4 weeks ago
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3 min

Is Drinking pH 9.5 Water Really Healthy? Drinking water with a pH of 9.5 can have some situational benefits but is not inherently healthy simply due to its alkaline nature....

Posted inin Chemistry

Is -1 pH a Thing? Understanding Superacids and the pH Scale Limitations

Posted byby Franklin Veaux
4 weeks ago
0 Comments
3 min

Is -1 pH a Thing? The pH scale can indeed have values below zero, including -1 pH, as it is based on the negative logarithm of hydrogen ion activity. While...

Posted inin Chemistry

Californium: The Highest Numbered Element with Real-World Applications Beyond Research

Posted byby Franklin Veaux
4 weeks ago
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5 min

Element with Highest Number Used Beyond Research Californium (Atomic Number 98) is the element with the highest atomic number on the periodic table that has practical uses beyond research. It...

Posted inin Inorganic Chemistry

E1 or E2? Key Factors Affecting Mechanistic Choice in Organic Chemistry

Posted byby Franklin Veaux
4 weeks ago
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2 min

E1 or E2? Understanding the Mechanistic Choice The decision between E1 and E2 elimination mechanisms depends primarily on the nature and strength of the base involved, along with the solvent...

Posted inin Chemistry

Understanding Hydrochloric Acid in Toilet Bowl Cleaner: Risks, Safety Tips, and Alternatives

Posted byby Franklin Veaux
4 weeks ago
0 Comments
5 min

Hydrochloric Acid in Toilet Bowl Cleaner Hydrochloric acid (HCl) is commonly used in toilet bowl cleaners due to its effectiveness in removing tough stains and mineral deposits. It acts as...