ChemCafe — science, chemistry and physics made simple – Page 116 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 Inorganic Chemistry

What Do Thick and Dashed Lines Mean in Organic Chemistry Concepts?

Posted byby Franklin Veaux
1 month ago
0 Comments
2 min

Understanding Thick and Dashed Lines in Organic Chemistry The thick line and the dashed line have distinct meanings in organic chemistry. The thick (solid) wedge shows a bond coming out...

Posted inin Chemistry

Is Reboiled Water Safe to Drink? Key Insights on Risks and Recommendations

Posted byby Franklin Veaux
1 month ago
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4 min

Is Reboiled Water Safe to Drink? Reboiled water is generally safe to drink, provided the water source is clean and the container is free from harmful materials. The main concerns...

Posted inin Inorganic Chemistry

Has Anyone Taken the Ochem ACS Final Exam? Essential Tips for Effective Preparation

Posted byby Franklin Veaux
1 month ago
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2 min

Has anyone taken the Ochem ACS final exam? Tips on How to Prep Students who take the Organic Chemistry ACS final exam report that thorough preparation focused on key topics...

Posted inin Chemistry

Prerequisite Knowledge for Introductory Organic Chemistry: Key Concepts and Learning Strategies

Posted byby Franklin Veaux
1 month ago
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2 min

Prerequisite Knowledge for Introductory Organic Chemistry Success in introductory organic chemistry requires a solid grasp of electron movement, electronegativity patterns, common reaction types, stoichiometry, and basic quantum chemistry concepts. This...

Posted inin Molecular

Availability of ZiFiT Software Copies from the Zinc-Finger Consortium

Posted byby Franklin Veaux
1 month ago
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1 min

Availability and Copies of ZiFiT Software There is no confirmed public information about unauthorized copies of the ZiFiT software from the Zinc Finger Consortium. ZiFiT (Zinc Finger Targeter) is a...

Posted inin Molecular

Molecular Cell Biology Exam Question: Insights on Protein Orientation and Localization

Posted byby Franklin Veaux
1 month ago
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2 min

Molecular Cell Biology Exam Question: Protein Transmembrane Orientation and Localization Proteins with two transmembrane domains typically span a single membrane twice, resulting in an orientation where the C-terminus resides in...

Posted inin Inorganic Chemistry

Understanding sp Hybridization of Nitrogen in HCN: Geometry, Electron Density, and Visual Insights

Posted byby Franklin Veaux
1 month ago
0 Comments
2 min

Understanding the sp Hybridization of Nitrogen in HCN The nitrogen atom in hydrogen cyanide (HCN) undergoes sp hybridization due to having two regions of electron density: one from the triple...

Posted inin Chemistry

Is It Safe to Use Isopropyl Alcohol in Baby Wipes for Hand Cleaning?

Posted byby Franklin Veaux
1 month ago
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2 min

Is It Safe to Add Isopropyl Alcohol to Baby Wipes and Use Them on Hands? Adding 70% isopropyl alcohol (IPA) to baby wipes for hand use is generally safe for...

Posted inin Chemistry

Alkaline vs Acid Cleaning: A Comprehensive Guide to Grease Removal Techniques

Posted byby Franklin Veaux
1 month ago
0 Comments
5 min

Alkaline vs Acid Cleaning: Understanding the Chemistry Behind Grease Removal Alkaline and acid cleaning differ primarily in their chemical mechanisms and effectiveness in removing grease, which consists mostly of fats...

Posted inin Chemistry

Can Anyone Order from Sigma Aldrich or Do You Need Approval for Chemical Purchases?

Posted byby Franklin Veaux
1 month ago
0 Comments
3 min

Can Anybody Order from a Chemical Company Such as Sigma Aldrich, or Do You Need Approval? Ordering directly from a chemical company like Sigma Aldrich generally requires affiliation with a...